Question

Calculate the number of molecules present in 3.50 mol FeO2.

2.11 x 1024 molecules
2.107 x 1023 molecules
3.50 x 1023 molecules

Answer 1

1 mole = 6.022*10^23 molecules

3.50 mole = 3.50*6.022*10^23 molecules

Answer 2

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