Question

4Fe+3O2-->2Fe2O3. How many moles of fe2o3 are produced from 0.5 moles of o2?

A. 0.33 mol
B. 0.75 mol
C. 0.38 mol
D. 0.67 mol

Answer 1

3 mole of O2 produce=2 iron oxide
0.5 of O2 produce=x
0.5 X 2/3
X=0.33 mole of iron oxide