Question

_H₂ + O₂- _ H₂O. how do you balance this equation

Answer 1

Answer:

first balance hydrogen.

Explanation:

2H2+O2---->2H2O

Answer 2

Answer:

2H^2 + 2H^2O

Explanation:

Put a 2 in front of both H's and the H's will be 4 and the O's will be 2. The chemical equation is balanced.