Question

Fe2O3(s) + 3H2(g) → 2Fe(s) + 3H2O(1)
How many moles of iron can be made from 3 moles of Fe2O3?

Answer 1

ANSWER - 6 MOLES OF IRON

Fe2O3(s) + 3H2(g) → 2Fe(s) + 3H2O(1)

One moles of Fe2O3 forming 2 moles of Fe

3 moles of Fe2O3 will form 2×3 = 6 moles of iron