Chapter 7 Study Guide

Question 1

a uniform mixture that contains a solvent and at least one solute

Answer 1

solution

Question 2

the part of the solution present in the largest amount

Answer 2

solvent

Question 3

the substance that is present in the smallest amount

Answer 3

solute

Question 4

a mixture that contains small, undissolved particles that do not settle out

Answer 4

colloid

Question 5

a mixture in which particles can be seen and easily separated by settling or filtration

Answer 5

suspension

Question 6

a solution that has only a little solute dissolved in a certain amount of solvent

Answer 6

dilute solution

Question 7

a solution that has a lot of solute in a certain amount of solvent

Answer 7

concentrated solution

Question 8

a measure of how much solute can dissolve in a solvent at a given temperature

Answer 8

solubility

Question 9

when you add so much solute that no more dissolves you create this type of solution

Answer 9

saturated solution

Question 10

if solute continues to dissolve, you have this type of solution

Answer 10

unsaturated solution

Question 11

a solution that has more dissolved solute than is predicted by its solubility at a given temperature

Answer 11

supersaturated solution

Question 12

compounds whose characteristic properties include the kinds of reactions they undergo

Answer 12

acid

Question 13

to wear away

Answer 13

corrosive

Question 14

a compound that changes color when in contact with an acid or a base

Answer 14

indicator

Question 15

a ground of compounds that can be identified by their common properties

Answer 15

base

Question 16

an atom of hydrogen that has lost its electron

Answer 16

hydrogen ion (H+)

Question 17

a negative ion made of oxygen and hydrogen

Answer 17

hydroxide ion (OH-)

Question 18

a range of values from 0 to 14

Answer 18

pH scale

Question 19

if the pH scale is 7

Answer 19

neutral

Question 20

a reaction between an acid and a base

Answer 20

neutralization

Question 21

an ionic compound that can be made from the neutralization of an acid and a base

Answer 21

salt