Write a Balanced Half-Reaction for the Reduction of Hydrogen Peroxide $\ell$

Multiple Choice

Write a balanced half-reaction for the reduction of hydrogen peroxide to water in an acidic solution.

A) 2 H₂O₂( $\ell$ ) ? 2 H₂O( $\ell$ ) + O₂(g)
B) 2 H₂O₂( $\ell$ ) + 2e^- ? 2 H₂O( $\ell$ ) + O₂(g)
C) H₂O₂( $\ell$ ) + 2 H⁺(aq) + 2 e^- ? 2 H₂O( $\ell$ )
D) H₂O₂( $\ell$ ) + 4 H⁺(aq) + 2 e^- ? 2 H₂O( $\ell$ ) + H₂(g)
E) H₂O₂( $\ell$ ) + 2 H⁺(aq) + 4 e^- ? 2 H₂(g) + O₂(g)