identify the reactant that gets reduced in the following reaction. 4mno₄⁻(aq) 5n₂o₃(aq) 2h⁺(aq) → 4mn²⁺(aq) 10no₃⁻(aq) + h₂o(l)
A) Mn in Mn27
B) Mn in MnO4
C) O in MnO4
D) N in N203
E) N in NO3