moles

Question 1

is relative atomic mass the number ontop or bottom?

Answer 1

relative atomic mass is the number ontop

Question 2

what is the formula for calculating number of moles?

Answer 2

moles = mass (g) / relative atomic mass

Question 3

if any of the numbers arent whole numbers, what do we do?

Answer 3

multiply all the numbers by that amount to make all numbers become whole numbers