How many grams of CO are needed with an excess of Fe2O3 to produce 27.9 g Fe? Please show work.

Question

asked Jan 24, 2020 202k views

1 Answer

Stefan DeClerck · Answer 1 · 2020-01-30T17:13:45+0000

Answer:

Explanation:

Moles Fe = 209.7 g / 55.847 = 3.75

the ratio between CO and Fe is 3 : 2

Moles CO needed = 3.75 x 3 / 2 = 5.63

Mass CO = 5.63 mol x 28.01 g/mol =157.7 g

I think? Correct me if i'm wrong!