# Chemistry

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How Many Molecules are contained in 0.25 moles of Fe?

• Chemistry -

1 mol contains 6.02 x 10^23 molecules.
So 0.25 mols will contain 0.25 x 6.02 x 10^23 molecules.

• Chemistry -

Find the mass, in grams, of 6.25 mol H2SO4

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