Question

How many moles of oxygen would be needed to produce 84 moles of sulfur trioxide according to the following balanced chemical equation?

Answer 1

126 moles

Step-by-step explanation:

2S +3 o2=2so3

So if 2 moles of so3 required 3 moles of oxygen

. So 84 moles of so3 will require 84*3/2=126 moles of oxygen