Question

methane gas burns in oxygen of air to form carbon dioxide and water..
Balance??

Answer 1

CH4 + 2O2 ---> CO2 + 2H2O

Answer 2

Hey mate....

CH4 + O2 ========> CO2 + H2O

Now balance this equation

CH4 + 2 O2 =========> CO2 + 2 H2O

HOPE THIS HELP YOU ☺☺