The force of attraction between a divalent cation and a divalent anion is 1.49 × 10-8 N. If the ionic radius of the cation is 0.074 nm, what is the anion radius?

Q: Ethanol (C2H6O; P° = 59.02 torr at 25 °C) and acetone (C3H6O; P° = 225.02 torr at 25 °C) are liquids…

A: Given that -  Ethanol as solute (C2H6O; P° = 59.02 torr at 25 °C)  Acetone as solvent (C3H6O; P° =…

Q: Which molecule would you expect to be more soluble in water: CCl4 or CH2Cl2 ?

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Q: What are the ideal van't Hoff factors for the following chemical substances

A: We know that the Van’t Hoff factor (i) is the number of particles each solute unit dissociate into…

Q: True or False The relative strength of the IMFs in a solid are strong compared to the kinetic…

A:

Q: The amount of stearic acid (284 g mol 1) in the monolayer [ x 10-8 mol, 3 s.f.)

A: Given: Moles in the monolayer=10-8 mol The molar mass of stearic acid= 284 g/mol Mass of stearic…

Q: The hydrogen bonds between water and ammonia in a solution are intermolecular forces. TRUE OR FALSE

A: Intermolecular force: the attractive force that withholds two molecules is called as intermolecular…

Q: A sample of sulfur weighing 0.210 g was dissolved in 17.8 g of carbon disulfide, CS2 (Kb = 2.43…

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Q: What volume of ethanol (MM = 46.07 g/mol, density = 0.7893 g/cm³) should be added to 550. mL of…

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Q: Which would you expect to have the higher boiling point, the hydrocarbon fuel butane, C4H10, or the…

A: Boiling point of any liquid depends upon the strength of inter-molecular force of attraction…

Q: Calculate the mass of propylene glycol1C3H8O22 that must be added to 0.340 kg of water to reducethe…

A: Let us first calculate moles of water. moles = mass/molar mass given, mass of water = 0.340 kg = 340…

Q: The normal freezing point of acetic acid (ethanoic acid) is T = 16 °C. What is the freezing point of…

A: As per Clausius-Clapeyron equation, lnP2P1=∆HR(1T1-1T2)

Q: Define the term Brownian motion?

A: The term Brownian motion has to be defined

Q: Identify which of these molecules has the highest boiling point and give the reasoning why in terms…

A: Since you have posted multiple unrelated questions, we are entitled to answer the first only.

Q: Identify the principal type of solute-solvent interaction in a solution of NH, in CH,OH. dispersion…

A: Forces that are responsible for combining atoms in a molecule are called intermolecular forces.…

Q: Name all the intermolecular forces acting between particles in the following substances: • octane,…

A: Intermolecular forces : The forces which use to hold the atoms together in a molecule are…

Q: Which of the following liquids has the weakest London dispersion fo attraction between its…

A: The question is based on concept of periodic properties of the elements. We have to identify which…

Q: Identify the principal type of solute-solvent interaction in a solution of CH, NH, in CH, OH.…

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Q: Nacl(1), H2(1), C2H4(I), CH3OH(1) With these molecules, What is the order for highest to lowest…

A: The order for highest to lowest vapor pressure has to be given.

Q: How many moles of nickel ll chloride should be added to 600. moles of water to lower its vapor…

A: Given data is as follows: The number of moles of water = 600 mol The vapor pressure of pure water =…

Q: What is the predominant intermolecular force acting between molecules in a mixture of Br2 and H2O

A: H2O is a polar molecule and has a dipole but Br2 is a non-polar molecule having no dipole.

Q: Calculate the mole fraction of each compound in a mixture 95.0 g ethanol, CH3CH2OH and 5.0 g water,…

A: Given : Mass of CH3CH2OH = 95.0 g And mass of water i.e H2O = 5.0 g Molar mass of CH3CH2OH = Atomic…

Q: Based on the temperature variation here would you expect the density of seawater to increase or…

A: The relation between density and temperature is inversely proportional to each other.

Q: What specific type of intermolecular force causes the increase of boiling point in alcohol…

A: Intermolecular forces

Q: What type of intermolecular forces of attraction is CO2? Justify the answer

A: The attraction forces between the different molecules are known as intermolecular forces.

Q: 7. Which of the following is/are TRUE when evaluating the strength of the different types of…

A: Intermolecular forces of attraction are the forces of attraction or repulsion which act between…

Q: Calculate the boiling point and freezing point of 2.00g of Fe(NO3)2 in 15g H2O. Kf = 1.86…

A: Given that, 2.00 g of Fe(NO3)2 is dissolved in 15 g H2O The molal freezing point depression constant…

Q: Would you expect cyclohexane, C,H12, to be miscible with water? Explain why or why not.

A: 1.   Cyclohexane is a cycloalkane with the molecular formula C6H12. Cyclohexane is non-polar.…

Q: Which of the following liquids are likely to be miscible with water: 1-propanol (CH3CH2CH2OH),…

A: 1 Polar dissolves in Polar solvent .2 Non Polar dissolves in Non Polar solvent .

Q: The boiling point of amphetamine, C,H13N, is 201.0°C at 760.0 torr and 83.0°C at 13.0 torr. What is…

A: As per Clausius Clayperon equation, vapor pressure of a liquid at two different temperatures is…

Q: What kind of intermolecular force (s) are there between the following pairs of particles? a. HBr and…

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Q: Methanol and ethanol form a homogenous solution. Which intermolecular force is not present?…

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Q: What are the root mean square distances traveled (in one dimension) by a glycine molecule in water…

A: Root mean square distances is given by,

Q: Which of the following will have the highest boiling point? Justify your answer.A. 0.10 m sodium…

A: The boiling point of normal compounds depends on the strength of the intermolecular forces between…

Q: The boiling point of amphetamine, C₉H₁₃N, is 201°C at 760 torr and 83°C at 13 torr. What is…

A: Given that the vapor pressure at 201oC is 760 torr and vapor pressure at 83oC is 13 torr   To…

Q: What is the strongest type of intermolecular force of attraction present in CH,OH? hydrogen bonding…

A: All matter can be classified as solid, liquid, and gases mainly. In these physical states of matter,…

Q: 3. Is the dew point of a vapor-gas mixture the same variable as the vapor pressure?

A: The vapor pressure  is the pressure exerted by vapor of a substance on the surface of its condensed…

Q: Would you agree that the hydrogen bonds (e.g) the attraction between two water molecules) might be…

A: Hydrogen  Bonding  only  occurs when Hydrogen get trapped between two Electronegativity Elements.

Q: What are the ideal van't Hoff factors for the following compounds: * Ba(ОН)z, CoН12О6, КЗРО4, HNO3 ?…

A: The Vant Hoff factor of the above compounds can be calculated as follows

Q: Which IMF is in water? 1. Hydrogen Bonding 2. London Dispersion Force 3. Dipole Force 4. Ion-Dipole…

A: As the water molecules attract each other and form bonds, water displays properties such as high…

Q: What is the predominat intermolecular force of attraction?

A:

Q: Which of the following liquids are likely to be miscible with water: 1-propanol (CH3CH2CH2OH),…

A: To identify which of the following liquid is miscible with water. 1-propanol CH3CH2CH2OH Carbon…

Q: 1.) Are there any intermolecular forces (IMF’s) between water molecules and cyclohexane molecules?…

A: The type intermolecular forces between two molecules  and its strength are determined by the…

Q: What is the mole fraction of 1.8 g glucose (C6H1206) in 90 g of water?

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Q: Which of the following will INCREASE the diffusion coefficient of a solute by the largest amount?…

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Q: Which of the following liquids are likely to be miscible with water: 1-propanol CH3CH2CH2OH, carbon…

A: Concept: "Same dissolve same." The polar solvent dissolves polar solute and the nonpolar solvent…

Q: ind the molar mass of an unknown soluble ionic compound made from an alkaline earth metal and a…

A: Solution -

Q: The solvent hexane, C6H14 is shown here: H HHHHH H. H HHHHH H Hexane is: O a. a hydrogen-bonded…

A: Hexane is a hydrocarbon, it is an alkane, contains C-C single bonds, and its molecular formula…