Question

Look at the unbalanced reaction below for the combustion of hydrogen gas. What needs to be done to balance the reaction?

_CH4+_O2--->_CO2+_H2O

Answer 1

Answer: 1 Ch4 + 1 O2 —-> 1 CO2 + 2H2O

Explanation: 2 h20 at the end makes them have both 4 hydrogen and 2 oxygen on both sides