Question

The maximum number of PbO molecules that can be injected is 3.01 x 10*23

1.) How many moles of PbO can be injected?
2.) What mass of PbO can be injected?

Answer 1

1.

There are 6.02E23 molecules in 1 mol.
2.
grams PbO = mols PbO x molar mass PbO