Chapter 3

Question 1

Section 1

Answer 1

.

Question 2

chemical bond

Answer 2

the combining of atoms to form molecules or compounds

Question 3

ionic compound

Answer 3

a compound made of oppositely

Question 4

covalent compound

Answer 4

a chemical compound formed by the sharing of electrons

Question 5

Section 2

Answer 5

.

Question 6

Acid

Answer 6

any compound that increases the number of hydronium ions when dissolved in water

Question 7

Indicator

Answer 7

a compound that can reversibly change color depending on conditions such as pH

Question 8

base

Answer 8

any compound that increases the number of hydroxide ions when dissolved

Question 9

Section 3

Answer 9

.

Question 10

neutralization reactions

Answer 10

the reaction of an acid and a base to form a nuetral solution of and a salt

Question 11

pH

Answer 11

a value that is used to express the acidity or basicity of a system

Question 12

salt

Answer 12

an ionic compound that forms when a metal replaces the hydrogen of an acid

Question 13

Section 4

Answer 13

.

Question 14

Organic compounds

Answer 14

a covalently bonded compound

Question 15

hydrocarbon

Answer 15

an organic compound composed of only carbon atoms.

Question 16

carbohydrate

Answer 16

a class of energy giving nutrients composed of one or more simple sugars bonded together

Question 17

lipids

Answer 17

a type of biochemical that does not dissolve in water

Question 18

protiens

Answer 18

molecules that is made up of amino acids that is needed to build and repair body structures