The Mole Concept

Question 1

what is the mole

Answer 1

the number used to work out the number of molecules in an molecule or atom

Question 2

Avogadro’s number

Answer 2

6.02 x 10^23

Question 3

who was Avogadro

Answer 3

a mathematical physicist who developed the concept of the mole

Question 4

Molar mass

Answer 4

is the weight of 1 mole of that substance

Question 5

how do we calculate the molar mass of compounds

Answer 5

adding together the mass number on the periodic table

Question 6

what is the formula for working out how many moles of a substance there is

Answer 6

n = m/M
n = the mole
m = mass
M = molar mass