Question

The equation for the burning of hydrogen is:
2H2(g) + O2(g) → 2H2O(g)
One mole of hydrogen gas is mixed with one mole of oxygen gas and burnt. What will
be present after the reaction?

Answer 1

In your chemical equation you have to reactants ( 2H2(g) and O2(g)) your product or what is left of the solution should be 2H2O(g)