Question

atom / the number of atoms .reactant/ product
H
O

How many hydrogen atoms are there at the reactact side and the product side?
How many oxygen atoms are there at the reactact side and the product side?
Balance the above chemical equation
The chemical equations having same number of atoms
of the same kind at the reactant side and the product side
are called balanced chemical equations.​

Answer 1

Explanation:

4 hydrogen atoms are there at the reactant side and 4 at the product side.

2 oxygen atoms are there at the reactant side and 2 at the product side.

2H2+O2=2H2O

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