5.4 chemistry

Question 1

What is cohesion?

Answer 1

Bonding between to HYDROGEN molecules. (water to water)

Question 2

What is adhesion?

Answer 2

Bonding of hydrogen to any other substance. (water to something)

Question 3

What is a solvent?

Answer 3

A substance that can dissolves a solute.

Question 4

What is specific heat?

Answer 4

The amount of energy that it takes for 1 gram of a substance to increase by one degree celsius.

Question 5

What is heat of vaporization?

Answer 5

The amount of heat needed that turns 1 gram of a substance to a vapor.

Question 6

What is concentration?

Answer 6

The amount of solute that has been dissovled in a solution.

Question 7

What does pH stand for?

Answer 7

Potiental of hydrogen.

Question 8

Hydroxide ion

Answer 8

Also known as OH-

Question 9

Hydronium ion

Answer 9

Known as H+ or H2O+

Question 10

What are the five properites of water?

Answer 10

Cohesion & Adhesion to substances, being the solvant of life, ice density being lighter than water, the high spefici heat point, and heat of vaporization.

Question 11

What are some examples of why each property is important to living things?

Answer 11

High specific heat helps control and regulate termperatures along the coast.