Chapter 5 Lesson 4

Question 1

What is the definition of cohesion?

Answer 1

The same molecules being stuck together

Question 2

What is the definition of adhesion?

Answer 2

Two different molecules sticking together

Question 3

What is the definition of solvent?

Answer 3

A substance that can dissolve another substance

Question 4

What is the definition of specific heat?

Answer 4

The amount of heat energy it takes to raise the temperature of one gram of substance by one degree (C)

Question 5

What is the definition of heat of vaporization?

Answer 5

The amount of heat energy required to transform a specific quantity of liquid into vapor at a constant temperature

Question 6

What is the definition of concentration?

Answer 6

The amount of substance that is in a liquid

Question 7

What is the definition of pH?

Answer 7

Potential hydrogen

Question 8

What is the definition of pOH?

Answer 8

Power of Hydroxide Ion

Question 9

What is the definition of hydroxide ion?

Answer 9

A negatively charged polyatomic ion consisting of one oxygen atom and one hydrogen atom

Question 10

What is the definition of hydronium ion?

Answer 10

A positively charged ion when a hydrogen ion combines with a water molecule

Question 11

What is the definition of acid?

Answer 11

A substance when dissolved in water produces Hydrogen Ions

Question 12

What is the definition of base?

Answer 12

A substance that can accept Hydrogen Ions when dissolved in water

Question 13

If a substance has a pH of 3 what is the pOH?

Answer 13

11

Question 14

If a substance has a pH of 3 what is the H+?

Answer 14

10 ^ -3

Question 15

If a substance has a pH of 3, is it acidic, basic, or neutral?

Answer 15

acidic

Question 16

If a substance has a pH of 7, is it acidic, basic, or neutral?

Answer 16

neutral