Question

calculate the mass of oxygen is required to completely burn two moles of methane​

Answer 1

Answer:

Balanced chemical equation for combustion of methane as follows.

CH

4

+2O

2

→CO

2

+2H

2

O

For 1 mole of combustion of methane 2 mole of oxygen are required.

48-gram methane =

16

48

=3 moles of methane.(Molecular weight of methane is 16)

So, no. of moles of oxygen required will be 6.