Ch.1-2 Equations & Conversions

Question 1

Density Equation

Answer 1

Density (d)=(mass (m))/(volume (v))

Question 2

1 cm^3

Answer 2

1 mL

Question 3

1 Food Calorie = ?

Answer 3

1,000 cal or 1 kcal

Question 4

Avogadro’s Number

Answer 4

6.022x10^23

Question 5

1 g = ?

Answer 5

6.022x10^23 amu (u)

Question 6

Atomic Mass = ?

Answer 6

(% of a)/100× mass of a+(% of b)/100× mass of b …

Question 7

1 mol A = ?

Answer 7

mass from periodic table (g) & 6.022x10^-23 “particles” of A

Question 8

Celsius to Fahrenheit

Answer 8

1.8 C + 32 = Fahrenheit

Question 9

Celsius to Kelvin

Answer 9

273.15 + C

Question 10

Giga-

Answer 10

G

10^9

Question 11

Mega-

Answer 11

M

10^6

Question 12

Kilo-

Answer 12

k

10^3

Question 13

Deci-

Answer 13

d

10^-1

Question 14

Centi-

Answer 14

c

10^-2

Question 15

Milli-

Answer 15

m

10^-3

Question 16

Micro-

Answer 16

mu

10^-6

Question 17

Nano-

Answer 17

n

10^-9

Question 18

Pico-

Answer 18

p

10^-12

Question 19

Femto-

Answer 19

f

10^-15

Question 20

Mono-

Answer 20

One

Question 21

Di-

Answer 21

Two

Question 22

Tri-

Answer 22

Three

Question 23

Tetra-

Answer 23

Four

Question 24

Penta-

Answer 24

Five

Question 25

Hexa-

Answer 25

Six

Question 26

Hepta-

Answer 26

Seven

Question 27

Octa-

Answer 27

Eight

Question 28

Nona-

Answer 28

Nine

Question 29

Deca-

Answer 29

Ten

Question 30

1 Joule (J) = ?

Answer 30

1 kg(m^2)/(sec^2)

Question 31

Percent abundance = ?

Answer 31

[(# of atoms of a given isotope) / (total # of atoms of all isotopes of that element)] x 100%

Question 32

Atomic weight = ?

Answer 32

[(% abundance isotope 1)/(100)] [mass of isotope 1] + [(%abundance isotope 2)/(100)] [mass of isotope 2]