Question

10 moles of O2 is added to 10 moles of H2, how many moles of H2O will it produce?

(a) 5

(b) 10

(c) 15

(d) 20

I have been asked this question by my school teacher while I was bunking the class.

This question is from Material Balance Concept in chapter Introduction to Material Balances of Basic Chemical Engineering

Answer 1

Correct option is (b) 10

For explanation: Balanced equation is 2H2 + O2 -> 2H2O, => Moles of H2O = Moles of H2 = 10.