Unit 1

Question 1

Solution

Answer 1

made when one or more solid or liquid compounds are dissolved into a different liquid
solute + solvent

Question 2

Solute

Answer 2

the compound being dissolved

Question 3

Solvent

Answer 3

the liquid in which a solute is dissolved into a different liquid

Question 4

Model

Answer 4

a mathematical construct (equation) with the addition of verbal interpretations (words)

Question 5

Scientific Law

Answer 5

consistent pattern in nature that always stays the same

Question 6

How is the element determined

Answer 6

of protons (that does not change)

Question 7

Isotope

Answer 7

a “flavor” of an element that has a different number of neutrons and therefore a different atom mass

Question 8

Atomic Mass

Answer 8

of proteins + # of neutrons

Question 9

Atomic Model

Answer 9

A charge
X
Z

Question 10

What is Z?
A charge
X
Z

Answer 10

z- atomic number

Question 11

Atomic Number

Answer 11

number of protons the element has

Question 12

What is A
A charge
X
Z

Answer 12

Mass number

Question 13

Ammonium

Answer 13

NH4 +

Question 14

OH-

Answer 14

Hydroxide

Question 15

CH3COO-

Answer 15

Accetate

Question 16

(SO4)2-

Answer 16

Sulfate

Question 17

(CO3)2-

Answer 17

Carbonate

Question 17

HF

Answer 17

Hydrofluoric acid

Question 17

HCl

Answer 17

Hydrochloric acid

Question 18

H2SO4

Answer 18

Sulfuric acid

Question 18

Cation (+)

Answer 18

Metals have lost electrons to become

Question 18

HBr

Answer 18

Hydrobromic acid

Question 19

Anion (-)

Answer 19

Nonmetals have gain electrons to become

Question 20

Ionic Compound

Answer 20

oppositely charged ions attracting one another

Question 21

anion naming

Answer 21

anion (-) is the non mental
-ide after element name

Question 22

Cation naming

Answer 22

cation (+) is the metal
named base on element name

Question 23

Oxidatin state of +1