The Following Chemical Equation, the Decomposition of Hydrogen Peroxide to Water

Multiple Choice

The following chemical equation, the decomposition of hydrogen peroxide to water, is not balanced. What must be done to the equation to make it balanced? 2 H₂O₂ (l) → 2 H₂O (l)

A) Change the coefficients from 2 to 1.
B) Add an atom of oxygen to the products.
C) Add a molecule of O₂ to the products.
D) Change the state of matter in the products.
E) Change the subscripts of H₂O to H₂O₂.