How many moles of CO2 are produced when 5 mol of O2 are consumed?

Question

How many moles of CO₂ are produced when 5 mol of O₂ are consumed?

Answer 1

The reaction that forms CO2 is as follows:

C(s) + O2(g) --> CO2(g)

This means that O2 is consumed and CO2 is produced in a 1:1 ratio. If we consume 5mol O2, then we produce 5mol CO2.