1. how many atoms of hydrogen are in 5.3 x 10^4 molecules of sodium glutamate, NaC5H8NO4? (all the numbers are subscripts)

2. a) how many formula units are in a 4.35 x 10^-2 g sample of KClO3?

b) how many ions (chlorate and potassium) are in this sample?

help please!

i missed the chem lesson on moles so im trying to figure this all out