Question

2Al2O3 ---> 4Al + 3O2 How many moles of oxygen are produced when 26.5 mol of aluminum oxide are decomposed? 

Answer 1

26.5 mol Al * 1 mol Al 3 mol O2
------------ * ---------------- =19.88 mol O2
4 mol Al 1mol Al

Answer 2

Answer:

39.75 mol O2

that will be the answer

Explanation: