Chapter 15

Question 1

substance that dissolves in a solvent

Answer 1

soluble

Question 2

substance that does not dissolve in a solvent

Answer 2

insoluble

Question 3

separate

Answer 3

immiscible

Question 4

two liquids that are soluble in each other

Answer 4

miscible

Question 5

process of surrounding solute particles with solvent particles to form a solution

Answer 5

solvation

Question 6

overall energy change occurring during solution formation process

Answer 6

heat of solution

Question 7

maximum amount of solute that will dissolve in a given amount of solvent at a specified temperature and pressure

Answer 7

solubility

Question 8

contains maximum amount of dissolved solute for a given amount of solvent at a specific temperature and pressure

Answer 8

saturated solution

Question 9

contains more dissolved solute that a saturated solution at the same temperature

Answer 9

supersaturated solution

Question 10

given temperature, solubility of a gas in a liquid is directly proportional to pressure of the gas above the liquid

Answer 10

Henry’s law

Question 11

of a solution is a measure of how much solute is dissolved in a specific amount of solvent or solution

Answer 11

concentration

Question 12

number of moles of solute dissolved per liter of solution

Answer 12

molarity (M)

Question 13

ratio of number of moles of solute dissolved in one kilogram of solvent

Answer 13

molality

Question 14

ratio of number of moles of solute in solution to total number of moles of solute and solvent

Answer 14

mole fraction

Question 15

mixture containing particles that settle out if left undisturbed

Answer 15

suspension

Question 16

a heterogeneous mixture of intermediate size particles

Answer 16

colloid

Question 17

erratic movement of colloid particles

Answer 17

Brownian motion

Question 18

dispersed colloid particles are large enough to scatter light

Answer 18

Tyndall effect