Chemistry NMDCAT MCQs Limiting and Excess Reactants

nmdcat.online July 2, 2026

42. A limiting reactant problem fundamentally involves a comparison of the

A. Molecular weights of all species

B. Mole ratio of reactants available to the mole ratio required by the balanced equation

✓

C. Physical states of the reactants

D. Total mass of the reaction mixture

📝 Explanation

Limiting reactants are identified by comparing available and required mole ratios.

📖 Additional Information

Molecular weights of all species
Mole ratio of reactants available to the mole ratio required by the balanced equation
Physical states of the reactants
Total mass of the reaction mixture

Limiting reactants are identified by comparing available and required mole ratios.

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