Which of the following substances should be the most soluble in ethanol (CH3CH2OH)?

Determine the mass of a nonvolatile, nonionizing compound that must be added to 3.83 kg of water to lower the freezing point to 98.70°C. The molar mass of the compound is 50.0 g/mol and the Kf for water is 1.86°C kg/mol.

Liquid A and liquid B form a solution that behaves ideally according to Raoult’s law. The vapor pressures of the pure substances A and B are 233 torr and 135 torr, respectively. Determine the vapor pressure over the solution if 1.21 moles of liquid A is added to 5.30 moles of liquid B.

Which statement regarding water is true?

A solution is made by dissolving 27.8 g of nicotine (molar mass = 160 g/mol) in 145 g of cyclohexane (C6H12) to form 142 mL of solution.  Calculate the mole fraction of the solute and the molarity, respectively, of this solution.

Which statement about hydrogen bonding is true?

Which of the following is the correct answer to problem #14?

Which of the following is the correct answer to problem #13?

Which of the following is the correct answer to problem #19?

Which of the following is the correct answer to problem #2?