The acid should be handled with great care because Acids are highly corrosive in nature. Splashing of acid on our skin can cause severe burns and irritation in the skin. Therefore, we should be careful while handling acids.
What is an acid?An acid is a type of chemical substance that donates positively charged hydrogen ions (H+) to other substances, typically in a chemical reaction. Acids are defined as substances that have a pH value of less than 7 on the pH scale, which measures the acidity or alkalinity of a solution. The lower the pH value, the more acidic the substance is.
Some common examples of acids include hydrochloric acid (HCl), sulfuric acid (H2SO4), and acetic acid (CH3COOH). Acids can be found in a wide range of natural and synthetic substances, including citrus fruits, vinegar, and battery acid. They can be corrosive and dangerous if not handled properly.
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how much energy can metals hold?
do different types of metals hold different types of energy?
how to you measure how much energy something has?
The amount of energy that a metal can hold depends on various factors such as the composition, crystal structure, and temperature of the metal.
Different types of metals can indeed hold different amounts of energy due to their unique properties. For instance, metals like copper and aluminum have high electrical conductivity, making them suitable for use in electrical wires.
The amount of energy that something has is usually measured in joules (J) or electronvolts (eV). The energy content of a metal can be determined by measuring its specific heat capacity, which is the amount of heat energy required to raise the temperature of a given mass of the metal by one degree Celsius.
Another way to measure the energy content of a metal is by analyzing its atomic structure and the energy levels of its electrons.
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To goal of the hypothesis is to make an educated guess on what will happen when comparing the viscosity of the paint, honey, and dish soap from most to less viscous (all liquids). What do you think will happen and why. Please provide at least 2 paragraphs that paraphrased background information and research.
A liquid's viscosity is a measurement of its flow resistance. A liquid's resistance to flow increases with its viscosity. Due to its high density and high molecular weight, honey is regarded as an extremely viscous liquid. Honey has a high viscosity since it is mostly composed of glucose and fructose.
Conversely, paint and dish soap is less viscous because they are not as heavy or dense as honey. The mixture of pigments, solvents, and additives used to make paint gives it a variety of viscosities. Due to its low molecular weight and the presence of surfactants, dish soap often has a low-viscosity liquid.
On the basis of this data, it can be predicted that dish soap will have the lowest viscosity, followed by paint, and then honey. This is true because paint and dish soap have lower molecular weights and are lighter and less dense than honey, which is a viscous, dense liquid with a high molecular weight.
Temperature and pressure have an impact on a liquid's viscosity as well, so it is important to regulate these variables when testing this idea experimentally to assure accuracy. As different brands and formulas might differ in their composition and viscosity, it is also crucial to keep in mind that the type and quality of the paint and dish soap under test may have an impact on the findings of the viscosity test.
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550.0 mL of air is at 20.0 °C. What is the volume at 60.0 °C?
At 60.0 °C, the air has a volume of 1650.0 mL.
At constant pressure, the volume of a gas is directly proportional to its temperature.This means that when the temperature increases, the volume of the gas also increases.
At 20.0 °C, the volume of the air is 550.0 mL.
Using the formula [tex]V2 = V1 *\frac{ T2}{T1}[/tex], where the initial volume and temperature are V1 and T1, respectively, and the end volume and temperature are V2 and T2, respectively.
we can calculate the volume of the air at 60.0 °C.
[tex]V2 = 550.0 mL * (\frac{60.0 \°C}{20.0 \°C})[/tex]
V2 = 1650.0 mL
Therefore, the volume of the air at 60.0 °C is 1650.0 mL.
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What is another example, in real life, where we can prove that gases exist even though we can not see them? Explain why you believe this is a good example.
Well, us human being rely on [tex]o_{2}[/tex] (oxygen). We human beings breathe this in every day because we need it to survive. This is a good example because it explains how humans don't see [tex]o_{2}[/tex] but use it every day.
What's absolute zero?
A. The temperature at which all liquids freeze
B. The temperature at which water freezes
C. The coldest temperature ever recorded in nature on Earth
D. The temperature at which all molecular motion is stopped
Answer:
D. The temperature at which all molecular motion is stopped.Explanation:Absolute zero is the theoretical temperature at which all matter would have zero thermal energy and all molecular motion would stop. This temperature is equal to -273.15 degrees Celsius or -459.67 degrees Fahrenheit. It is the lowest possible temperature in the universe and cannot be reached in practice, as it is impossible to completely eliminate all thermal energy from matter.
What is the IUPAC name for the compound shown?
The IUPAC name of the compound is 3-Ethyl-2,2-dimethylhexane.
IUPAC namingIUPAC naming is a systematic method of naming chemical compounds according to a set of rules established by the International Union of Pure and Applied Chemistry. It ensures that each compound has a unique and unambiguous name based on its molecular structure.
From the image:
The longest chain has 6 carbonThe compound is an alkane, thus, the principal chain is a hexaneThere are 2 methyls (CH3) on the second carbonThere is 1 ethyl (C2H5) on the third carbon.Thus, the IUPAC name of the compound is 3-Ethyl-2,2-dimethylhexane.
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Please help me with this
Claim: The upward movement of air in the cloud was caused by the process of convection, where warm, less dense air rises due to buoyancy.
Evidence and Reasoning:
When the sun heats the Earth's surface, the air near the ground also gets heated, which causes it to expand and become less dense. This less dense air then rises upwards, carrying heat energy along with it. This process is known as convection
What caused this upward movement of air in the cloud?When the sun heats the surface of the earth, causing the air becomes warmer and less dense. This warm air rises and carries moisture with it. As the warm air rises, it cools and the moisture in the air condenses into tiny droplets, forming a cloud. The rising air in the cloud continues to cool and release moisture until it reaches a point where the air can no longer hold the moisture, and rain or other precipitation occurs.
The process of convection is driven by the transfer of heat energy from the surface of the Earth to the air. As the warm air rises, it transfers energy to the surrounding air, causing it to rise as well. This upward movement of air continues until the air reaches a point where it is no longer warmer or less dense than the surrounding air.
Furthermore, the density of the air plays an important role in the process of convection. Warm air is less dense than cool air, which means it is lighter and more buoyant. As a result, warm air rises, and cooler air sinks. This is why the air in the cloud rises upwards, carrying moisture with it.
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The temperature of an object increases by 38.1 °C when it absorbs 3647 J of heat. Calculate the heat capacity of the object.
The heat capacity of an object is defined as the amount of heat required to raise its temperature by 1 degree Celsius (or 1 Kelvin). It is denoted by the symbol "C" and has units of J/°C (Joules per degree Celsius) or J/K (Joules per Kelvin).
We can use the formula for heat capacity to calculate its value for the object:
[tex]C = \dfrac{Q}{\Delta T}[/tex]where:
Q is the amount of heat absorbed by the object andΔT is the change in temperature of the object.Substituting the given values, we get:
[tex]C = \dfrac{3647 \: J }{ 38.1\: ^{\circ}C}[/tex]Note that the units of temperature must match (either Celsius or Kelvin) in order for the calculation to be correct. Since the given change in temperature is in Celsius, we can use Celsius for the units of heat capacity as well.
Dividing, we get:
[tex]C = 95.8 \: J/^{\circ}C[/tex]Therefore, the heat capacity of the object is 95.8 J/°C. This means that it requires 95.8 Joules of heat to raise the temperature of the object by 1 degree Celsius (or Kelvin).
[tex]\rule{200pt}{5pt}[/tex]
Which of these is not a sign of a chemical reaction?
1. The material dissolves
2. Heat is released
3. A gas is given off
A chemical reaction is known by;
2. Heat is released
3. A gas is given off
How do you know a chemical reaction?A change in color may indicate that a chemical reaction has occurred. For example, when iron is exposed to air and moisture, it rusts and turns from silver to reddish-brown.
If a gas is produced during a reaction, it can indicate that a chemical reaction has occurred. For example, when baking soda is mixed with vinegar, carbon dioxide gas is produced, which causes bubbles to form.
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calculate the mole fraction of HCl in a 9.8% (by mass) aqueous solution. the density of the solution is 1.03 g/mL
The mole fraction of HCl in the given solution is 0.051.
What is the mole fraction of the HCL?To calculate the mole fraction of HCl in the given solution, we need to first find the mass of HCl and water present in the solution.
Let's assume we have 100 g of the solution, so 9.8 g of it is HCl, and 90.2 g is water.
Next, we need to find the moles of HCl present in the solution.
To do this, we divide the mass of HCl by its molar mass.
The molar mass of HCl is 36.46 g/mol (1.01 g/mol for hydrogen + 35.45 g/mol for chlorine).
moles of HCl = 9.8 g / 36.46 g/mol = 0.269 mol
The moles of water can be calculated using its molar mass which is 18.015 g/mol.
moles of water = 90.2 g / 18.015 g/mol = 5.005 mol
The total number of moles in the solution is the sum of the moles of HCl and water.
total moles = 0.269 mol + 5.005 mol = 5.274 mol
The mole fraction of HCl can now be calculated by dividing the moles of HCl by the total number of moles.
mole fraction of HCl = 0.269 mol / 5.274 mol = 0.051
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Match these
Hypothesis
Independent Variable
Conclusion
Amount of water
if a plant receives more water it will grow more
100mL of water yielded the highest mass and height of plants
The conclusion is the result of the experiment, which supports the hypothesis by stating that 100mL of water yielded the highest mass and height of plants.
Hypothesis: If a plant receives more water, it will grow more.
Independent Variable: Amount of water.
Conclusion: 100mL of water yielded the highest mass and height of plants.
In this experiment, Hypothesis states the relationship between the independent variable and the dependent variable. The independent variable is the amount of water, and the dependent variable is the growth of the plants.
The conclusion is the result of the experiment, which supports the hypothesis by stating that 100mL of water yielded the highest mass and height of plants.
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Instead of using an indicator, what other methods would you suggest using in the titration? And which method would provide the most accurate measurement?
A different approach is to use a pH meter to keep track of the solution's pH while the titrant is introduced. As the titrant is added, the solution's pH changes; the endpoint can be identified when this happens.
Because it gives a more accurate measurement of the endpoint, this method is more accurate than utilizing an indicator.
TitrationA conductivity meter can also be used to gauge the solution's conductivity as the titrant is applied. As the titrant is added, the solution's conductivity varies, and the endpoint can be identified when this change ends.
Although it is less popular, this approach is also more accurate than utilizing an indication.
Overall, the pH meter approach is probably going to give the most accurate reading because it can spot even the smallest pH changes and gives a more exact reading of the endpoint.
However, the particular experiment and the available resources will determine the method to use.
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pls help
2.0 mol of Ca(OH)2 are mixed with 2.0 mol of HCl according to the following equation:
Ca(OH)2+2HCl=CaCl2+2H2O
a. Which chemical is in excess and which is limiting reactant?
b. What is the excess in grams?
c.Theoretically,how many moles of H20 will be produced?
Answer:
Explanation:
Limiting is HCl and excess is Ca(OH)2
excess is 296 grams Ca(OH)2
2 moles H2O will be formed
The pressure of a gas will ? when the volume is decreased and will ? when the absolute temperature is decreased.
Answer:
Explanation:
Pressure and volume are indirectly related.
Pressure and temperature are directly related.
so first ? is increase
2nd ? is decrease
A percent composition analysis yields 52.1% carbon, 13.2% hydrogen, and 34.7% oxygen. What is the empirical formula for the compound?
O:C:H ratio is 34.8/16/52.2/12/13/0/1 = 2.17/4.35/13/0 = 1:2/6. Hence, C2H6O is the empirical formula (option D).
What purposes does hydrogen serve?Fuel cells may produce heat and energy from hydrogen. Although transportation and utilities are expanding businesses, fertilizer manufacturing and petroleum refining still use hydrogen most frequently today.
Can hydrogen be burned as fuel?According to the 1992 Energy Policy Act, hydrogen qualifies as an alternative fuel. The ability of hydrogen to power fuel cell technology in zero-emission vehicles, the potential for home consumption, and the high efficiency and quick filling time of fuel cells all contribute to the interest in hydrogen as such an alternative transportation fuel.
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Part 1: How many oxygen atoms are in one mole of the formula Al2(CO3)3?
Part 2: How many moles of carbon are in 3.5 moles of calcium carbonate?
There are therefore a total of 14 atoms: 2 Al, 3 C, & 9 O. In other words, 3.5 moles of calcium carbonate will contain 3.5 moles if carbon because each mole of calcium carbonate has one mole of carbon.
How is carbon in CaCO3 calculated?Hence, 40.078 divided by 100.086 everything multiplied by 100% represents the mass percentage for calcium in calcium carbonate. This yields a value of almost 40%. Carbon's mass percentage is calculated by taking 12.011 and dividing it by 100.086, then multiplying that result by 100% to get a number of roughly 12 percent.
How many oxygen atoms make up Al2O3?The subscripts (2 and 3) in this formula indicate how so many atoms will make up one unit of the molecule. There are two aluminium atoms and three oxygen atoms, respectively, denoted by the numbers 2 and 3.
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In the reaction NH3(g) + O2(g) → NO(g) + H₂O(g) How many grams of H₂0 are generated when 1.54 moles of NH3 react?
Answer: 2.31 mole H2O
Explanation: blance the equation first
4 NH3 + 5O2 --> 4 NO + 6 H20
1.54 moles NH3 x ( 6 mole H20/ 4 moles NH3) X (18 g H20/1mole H20)
2.31 mole H20
What must the atoms of products equal in a chemical equation?
O atoms in molecules
O electrons in atoms
O protons in atoms
O atoms of reactants
20pts
Answer:
D
Explanation:
Effect of Solvent:
Record the results.
H2O =
alcohol =
glycerin =
In which liquid is the salt most soluble?
Using the concept of `'Like dissolves like," explain why you got the results you did.
Explain how the choice of solvent affects the dissolving process.
Effect of Pulverizing:
Record of dissolving times.
crystal =
pulverized =
Why are the dissolving rates different?
Effect of Temperature:
Record of dissolving times.
cold =
hot
Using the concepts of kinetic energy, describe why you found the results you did.
Effect of Stirring:
Record the times necessary to dissolve each sample.
Record of dissolving time.
stirred =
unstirred =
Perform the experiment again using hot tap water this time. Are there any differences in the results between the cold water experiment and the hot water experiment? Explain.
Conclusions:
Review the four factors of dissolving you have just investigated. Given the correct solvent for a solute, what could you do to hasten the solution process?
1.
2.
3.
To hasten the solution process, we can choose the correct solvent for the solute, pulverize the solute to increase its surface area, increase the temperature of the solvent.
Effect of Solvent:
H2O = most soluble
alcohol = least soluble
glycerin = intermediate solubility
The salt is most soluble in water because salt is an ionic compound and water is a polar solvent. "Like dissolves like" means that substances with similar polarity and intermolecular forces tend to dissolve each other. Water is a polar solvent, meaning it has a partial positive charge on one end and a partial negative charge on the other, while salt is an ionic compound made up of positively and negatively charged ions. The partial charges on the water molecule can interact with the ions of salt, causing the salt to dissolve.
The choice of solvent affects the dissolving process because it determines the ability of the solvent to interact with the solute. Solvents that are similar in polarity and intermolecular forces to the solute tend to dissolve the solute more easily.
Effect of Pulverizing:
crystal = longest dissolving time
pulverized = shortest dissolving time
The dissolving rates are different because pulverizing the salt increases its surface area, exposing more salt to the solvent and allowing for a greater opportunity for the solute-solvent interactions to occur.
Effect of Temperature:
cold = longest dissolving time
hot = shortest dissolving time
Increasing the temperature of the solvent increases the kinetic energy of the solvent molecules, which leads to more frequent and energetic collisions with the solute particles, resulting in faster dissolving rates.
Effect of Stirring:
stirred = shorter dissolving time
unstirred = longer dissolving time
Stirring increases the rate of the dissolving process by helping to disperse the solute particles evenly throughout the solvent, increasing the surface area of the solute that is in contact with the solvent, and promoting the mixing of the solute and solvent.
Conclusions:
To hasten the solution process, we can choose the correct solvent for the solute, pulverize the solute to increase its surface area, increase the temperature of the solvent, and stir the solution to disperse the solute particles evenly throughout the solvent.
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Does electronegativity increase or decrease when you go across a period on the
periodic table? Does it increase or decrease when you move down a group on the
periodic table?
Answer:
Explanation:
The element with the highest electronegativity is Flourine. Its value is 4. Thus it increases across a period.
Its trend is it increases from left to right and up the groups. So it will decrease going down the group.
how many hydrogen atoms are in 2 moles of h2o?
Answer:
1 mole = 6.022×10^23 atoms. 1 water molecule = 2 Hydrogen atoms + 1 oxygen atom. So, 1 mole H2O = 1.2044×10^24 hydrogen atoms. Therefore 2 mole H2O will have 2.4088×10^24 hydrogen atoms.
Explanation:
4. Find the specific heat of a material that lost 41 900 J of energy when 200.0 g of the material went
down 50.0C in temperature.
The material's specific heat is 8.38 J/g°C.
When a material has a mass, it has massic heat capacity (also known as massic heat capacity), which is the heat capacity of the mass divided by the specific heat capacity (symbol c) of the substance. Informally, it is the quantity of heat that has to be added to a substance's mass in order to raise its temperature by a given amount.The specific heat of a material is the amount of energy needed to raise the temperature of 1 gram of the material by 1°C.
In this problem, we can use the formula Q = mcΔT to find the specific heat.
Q = 41,900 J
m = 200.0 g
ΔT = 50.0°C
To find c, we can rewrite the equation as follows:
[tex]c = \frac{Q }{ (m\Delta T)}[/tex]
[tex]c = \frac{41,900 }{ (200.0 * 50.0)}[/tex]
c = 8.38 J/g°C
Therefore,The specific heat of the material is 8.38 J/g°C.
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. An IV solution contains 0.0175% of Drug Z, how much of this IV solution should we infuse, if the patient needs 100 mg of Drug Z?
If this solution is infusing at 50 ml/hr, how long will it take take to complete the infusion? Hint: 1mg = 0.001g or ml.
The infusion will be finished in 114.286 hours.
We need to infuse 100 mg of Drug Z. Since the IV solution contains 0.0175% of Drug Z, we can calculate the amount of IV solution needed for the infusion.
To do this, we need to use the following formula:
Amount of IV solution = [tex]\frac{(Amount of Drug Z * 100) }{ Concentration of Drug Z}[/tex]
Amount of IV solution = [tex]\frac{(100 mg * 100) }{0.0175 \% }[/tex]
Amount of IV solution = 5,714.286 ml
To calculate how long it will take to complete the infusion, we need to use the following formula:
Time to complete infusion =[tex]\frac{Amount of IV solution }{ Rate of infusion }[/tex]
Time to complete infusion =[tex]\frac{ 5,714.286 ml }{ 50 ml/hr }[/tex]
Time to complete infusion = 114.286 hr
Therefore, it will take 114.286 hours to complete the infusion.
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Answer ASAP Pleeeeease
Question
Which statement about fossil fuels is true?
Responses
They are an alternative energy source.
They are replaced in only a few years.
They are in high demand.
Answer:
They are in high demand.
Why is fossil fuel bad?
FOSSIL FUELS, USES, NEGATIVE IMPACTS AND SOLUTIONS;
In order to understand why it is bad to use Fossil Fuels, it is first necessary to understand what they are composed of. There are two main types of Fossil Fuels, namely, Coal and Oil.
The Formation of Coal : -
The multistage process that produces coal.
Many millennia ago, tree trunks fell and were quickly covered in water and mud. The bacteria, respiring anaerobically, due to the lack of Oxygen, produced peat. As is illustrated in stage 3, sediments built up over this peat layer and with time, heat and pressure, certain chemical changes turned the peat into Coal, as shown in stage 4. During the compression process, Sulphur compounds leached into the peat layer and eventually became a components of the final Coal. In other cases, Low sulfur coals derive their sulfur mainly from the sulfur components in the coal-forming plants. High-sulfur Coals, however, are now known to derive most of their sulfur from reduction of Sulphate ions to H2S in sea or brackish water in the coal beds by microbial processes.>
The Formation of Oil : -
The multistage process that produces oil.
Oil is essentially the remains of small fossilised sea creatures, that has been compressed and undergone pressures, eventually converted to oil. Oil is commonly accompanied by Natural Gas, which also builds up as a result of the extreme pressures. Sulphur is also found to make a percent of the oil.
The Usage and Combustion of Fossil Fuels : -
Coal and Oil are combusted to convert the chemical energy held to thermal energy, which in turn warms up water so that steam evolves. This team is drafted down a tunnel to turn a turbine, which drives a generator. This is how a power station works.
Upon observing the figure above, if you follow the path of the process, we see that coal enters at number 14 and enters the combuster at number 15. Here, it burns to heat the water at number 19, which is channeled down to drive the generator at number 5, via a series of tubes which converge into one, at number 10.
Coal or Oil or both can be used for this purpose. However the combustion of Coal and Oil releases Sulphur gas, which is dangerous for the Environment, as well as Carbon Dioxide and Carbon Monoxide, as the combustion happens in internal conditions, hence combustion may not occur fully, or in depleted Oxygen.
Negative Impacts of Sulphur Gas, Carbon Monoxide and Carbon Dioxide on the Atmosphere and the Environment : -
Sulphur Gas can dissolve in rainwater to produce a weak, aqueous Sulphuric Acid, which can fall in the form of rain. This can increase the pH of the soil or other water bodies, which can disturb marine ecosystems and even terrarial ones. It can fall on leafs and ‘wound’ them, i.e, destroy tissue due to its corrosive nature, making the plant life vulnerable to pathogens.Carbon Monoxide is a toxic gas that can cause suffocation and death. Although it is a natural component of the Atmosphere, in recent years, due to high industrial activity, its percent composition has increased significantly, which is a cause of concern towards the health of bird life. While it does not cause Greenhouse Effect directly, in the upper reaches of the Atmosphere it can combine with Oxygen to give Carbon Dioxide.…Which brings us to Carbon Dioxide. This is a greenhouse gas. On Earth, all organisms respire to produce Carbon Dioxide, so in the geological history of Earth, there has been equilibrium maintained between Oxygen and Carbon Dioxide in the Atmosphere. This, however, has been disturbed by Man’s industrial activities. This has been due to the high deforestation and lack of replacement of cut-down trees, around the planet. This disequilibrium is best depicted by the graph below.
Prevention and Reduction of These Effects : -
There are numerous methods by which these gases and their effects can be subdued. One notable example for the case of Sulphur Gas, is the “Flue Desulphurisation Method”, which effectively removes the Sulphur and separates it out, hence making it available for use in other Industrial Processes, but in safer compounds, etc.
Replanting of cut down trees can contribute towards of the re-achievement of the equilibrium that has been present in the Atmosphere before Industrial activities led to disequilibrium. Re-planting is a very simple process, but one that can go a long way. In effect, it is a two in one solution, as if we remove Carbon Monoxide emissions by reacting the gas with excess Oxygen, we get Carbon Dioxide. However, the equilibrium in the Biosphere means that is no longer a problem. Thus, replanting of trees is very important.
A 50.0-mL sample of 0.200 M sodium hydroxide is titrated with 0.200 M nitric acid. Calculate the pH of the solution, after you add a total of 56.2 mL of 0.200 M HNO3
Answer:
In this case, the acid is 0.200 M HNO3 and the base is 0.200 M nitric acid. To calculate the pH of a 50.0-mL solution, add 58.3 mL of 0.200 M HNO3. The final pH of the solution will be 8.33. To calculate the pH of a 35.0 mL solution, add 36.7 mL of 0.198 M HNO
Draw and label a picture of an ozone (O3) molecule (Hint start with an O2 then attach the third O). What type of bond is used to attach the 3rd oxygen atom to the ozone molecule? Explain in words how this bond forms.
The ozone molecule is composed of three atoms of the oxygen.
What is the structure of the ozone molecule?The ozone molecule (O3) is a triatomic molecule, meaning that it consists of three atoms. It is composed of three oxygen atoms, which are held together by covalent bonds.
The structure of the ozone molecule can be described as a bent or V-shaped molecule, with the three oxygen atoms arranged in a triangular fashion. The central oxygen atom is bonded to two other oxygen atoms, which are located above and below it, with bond angles of approximately 117 degrees.
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What is the volume on 13.44g of O2 gas at STP?
given grams x 1 mol O2 / molar mass of element x conversion / 1.00 mol O2
What is the percent of O in
Ca(С2H302)2?
(Ca = 40.08 g/mol, C = 12.01 g/mol,
H= 1.01 g/mol, O = 16.00 g/mol)
40.5%
Explanation:
Ca×1 = 40
C×4 = 48
H×6 = 6
O×4 = 64
64÷158×100% = 40.5%
According to one acid-base theory, a molecule acts as an acid
when the molecule
(1) accepts an H+
(2) accepts an OH-
(3) donates an H+
(4) donates an OH-
The Brnsted-Lowry acid-base hypothesis states that when a molecule gives a proton (H+ ion) to another molecule, it behaves as an acid. As a result, the right response is (3) donates an H+.
According to one acid base theory, what is an acid?The Arrhenius theory states that acid is a chemical that causes water to create hydrogen ions. Base is a chemical that causes water to form hydroxide ions.
What underlies acid-base titration's basic premise?A neutralisation reaction takes place during the acid-base titration. Here, the concentration of a particular base or acid is ascertained by neutralisation against an acid or base of known concentration. This kind of titration begins with a drop of an indicator, which changes colour to show the endpoint.
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Which intermolecular force is characteristic of compounds with low molar mass that are liquids at room temperature and have relatively high boiling points
Answer:
Intermolecular Hydrogen Bonding
Explanation:
Once you are able to recognize compounds that can exhibit intermolecular hydrogen bonding, the relatively high boiling points they exhibit become understandable.
Answer:
Hydrogen Bonds
Explanation:
Hydrogen bond are a type chemical bond in which a hydrogen atom that has a covalent link with one of the electronegative atoms (F, N, O) forms an electrostatic link with another electronegative atom in the same or another molecule.
Hydrogen is a colorless, odorless, flammable gas that combines chemically oxygen to form water: the light of the known elements. Symbol: H; atomic weight: 1.00797; atomic number: 1; density: 0.0899 g/l at 0°C and 760 mm pressure.
The forces that exist between molecules in a material are called intermolecular forces. Higher forces and greater difficulty in separating them result from tighter molecules.
Because of this, the forces between solids and liquids are stronger than those between gases, which leads us to the conclusion that the intermolecular force is caused by hydrogen bonds.