SAT Subject Test Chemistry,10 edition

Solvation The interaction between solute and solvent molecules is known as solvation or dissolution; when water i ...

Solubility and Concentration Units The solubility of a substance is the maximum amount of that substance that ...

Solution: First we need to convert the amount of NaCl into mass: PARTS PER MILLION The parts per million (ppm) ...

MOLE FRACTION The mole fraction (X) of a compound is equal to the number of moles of the compound div ...

MOLALITY The molality (m) of a solution is the number of moles of solute per kilogram of solvent. For dil ...

Normality is always a whole-number multiple of molarity: for example, a 3 M solution may be 3 N, ...

Dilution A solution is diluted when solvent is added to a solution of high concentration to produce a ...

Electrolytes and Conductivity The ability of a substance to conduct electrical currents depends on how easily charg ...

Colligative Properties The presence of solute particles can make the physical properties (such as boiling poi ...

The more solute particles there are in solution, the lower the mole fraction of the solvent would be, and ...

Solutions that obey Raoult’s law are called ideal solutions. FREEZING-POINT DEPRESSION Pure water (H 2 O) fr ...

operates by the same principle. BOILING-POINT ELEVATION A liquid boils when its vapor pressure equals the ...

the membrane. This pressure is defined as the osmotic pressure (Π) of the solution, and is given by the formu ...

Electrolytes and Conductivity Vapor-Pressure Lowering (Raoult’s Law) Freezing-Point Depression Boiling-Point Elevati ...

Review Questions 1 . Which of the following choices correctly describes the solubility behavior of potassium ch ...

(A) 0.67 (B) 2 (C) 3 (D) 6 5 . Given that the molecular weight of ethyl alcohol, CH 3 CH 2 OH, is 46, and that ...

9 . What is the freezing point of a solution containing 0.5 mol of glucose dissolved in 200 g of H 2 O? ( ...

Answer Key REVIEW QUESTIONS 1 . B 2 . A 3 . C 4 . D 5 . 64.4 6 . B 7 . See Answers and Explanations 8 . B ...

Answers and Explanations REVIEW QUESTIONS 1 . B KCl is an ionic salt, and therefore should be soluble in polar ...

4 . D Each mole of H 3 PO 4 contains 3 moles of hydrogen and (since this is an acid) three equ ...