Question

Which of the following must be true in order for a reaction to have no excess reactants?

A) It must be a double-replacement reaction.

B) Reactants must be present in equal amounts.

C) Reactants must be present in the exact molar ratios in the balanced chemical equation.

D) It must occur at a high temperature.

Answer 1

C) Reactants must be present in the exact molar ratios in the balanced chemical equations.

Step-by-step explanation: