Henry's law: p = _______ × x. K_H _______ (increases/decreases) with temperature. Answers: K_H; increases

For a binary ideal solution: P_total = x_A·P°_A + _______. Answer: x_B·P°_B

Relative lowering of vapour pressure = $\Delta P$/P° = _______. Answer: x_solute

The four colligative properties are: (1) _______, (2) _______, (3) _______, (4) _______. Answers: Relative lowering of VP; Boiling point elevation; Freezing point depression; Osmotic pressure

$\Delta Tb$ = _______ × Kb × m; Kb for water = _______ K·kg/mol. Answers: i; 0.52

$\Delta Tf$ = i × Kf × m; Kf for water = _______ K·kg/mol. Answer: 1.86

Osmotic pressure: π = i × _______ × R × T, where C is in _______. Answers: C; mol/L (molarity)

For NaCl (complete dissociation): i = _______; For $K_{2}SO_{4}$: i = _______. Answers: 2; 3

Association (dimerization, n=2): i = 1 − _______. For 50% association: i = _______. Answers: α/2; 0.75

Ethanol + water shows _______ deviation from Raoult's law, forming a _______ boiling azeotrope. Answers: positive; minimum

$CHCl_{3}$ + acetone shows _______ deviation; $\Delta H$_mix is _______. Answers: negative; < 0 (exothermic)

For association: apparent molar mass is _______ than true molar mass. Answer: greater

The most suitable colligative property for determining molar mass of proteins is _______ because _______. Answer: osmotic pressure; it gives measurable values even at very low concentrations

K_H for a gas at 30°C is _______ than K_H at 10°C (higher/lower). Answer: higher (K_H increases with temperature)

Camphor is used in Rast's method because its Kf = _______ K·kg/mol (highest among common solvents). Answer: 40.0