Exam 14: The Chemistry of Solutes and Solutions

To convert from ____ to ____, one must multiply by ____.

Which of the following represents a type of solution?

An aqueous solution at 27 ^$\circ$ C contains 3.60 g of a protein in a 200. mL sample. The osmotic pressure is 0.0203 atm. What is the molar mass of the protein?

When a soda bottle is opened, there is rapid bubbling of gas; the solubility of a gas in a liquid decreases if the pressure of the gas is decreased. This is because

Which of the following is correct?

If a liquid is miscible with water, some part of the molecule is ____ and therefore ____.

The process of dissolving is favored if the ____ interactions are weaker than the ____ interactions.

The ____ of a substance is defined as the maximum amount that dissolves in a given amount of solvent at a specified temperature.

Osmotic pressure is the

Molality (m) is defined as moles of solute per ____ of ____.

A concentrated antifreeze solution contains 580. g ethylene glycol mixed with 540. g of water. The weight percent of water in this solution is

The freezing points of the following aqueous solutions, from highest to lowest, are:

For inorganic compounds, solubility in water is

An aqueous solution of phosphoric acid, H₃PO₄, contains 285 g H₃PO₄ in 400 mL solution, and has a density of 1.35 g/mL. Calculate a. the weight % in this solution. b. The concentration in mol/L of this solution.

Calculate the boiling point of a mixture where 95.0 g of formic acid, H₂CO₂, is dissolved in 250 g of acetic acid. Acetic acid has a K_b of 2.93 ^$\circ$ C/m and boils at 118 ^$\circ$ C. Assume that formic acid does not ionize when dissolved in acetic acid, and that formic acid is non-volatile.

A solution with solute concentration equal to the solubility is said to be ____; ____ solute will dissolve in such a solution.

The concentration unit one part per billion (one ppb) is equivalent to one ____ of solute per ____ of solution.