What is the mass of iron present in of ( Fe _ 2 O _ 3 )?

CHEMISTRY · Single correct · A Level · Chemistry · Amount of substance · Amount of substance

Problem

What is the mass of iron present in

0.125\,\text{mol}

\text{Fe}_{2}\text{O}_{3}

? (a)

19.96\,\text{g}

(b)

6.98\,\text{g}

(c)

13.96\,\text{g}

(d)

27.9\,\text{g}