Lecture 5: The Mole

Question 1

ion

Answer 1

diff # of electrons

Question 2

isotope

Answer 2

diff # of neutrons

Question 3

1amu =

Answer 3

1/12 the mass of 1 C atom

Question 4

C is the base of

Answer 4

all life on earth

Question 5

12C is the most

Answer 5

abundant isotope

Question 6

C is composed of

Answer 6

6 protons 6 neutrons

Question 7

natural abundance

Answer 7

fraction of atoms that exist as that particular isotope

Question 8

avogadros # represents

Answer 8

of particles in a mole

Question 9

amu/atom = g/mole

Answer 9

re read that ho

Question 10

grams -> moles-> particles

Answer 10

re read and memorize.