Build your practice set

Find exactly what you need to practice.

Search across chemistry topics, concepts, chapters, and questions.

Viewing Shared Question View All Feed

Stoichiometry Mass–Mass Stoichiometry

1

Choose the best answer

If 10 g CaCO₃ decomposes completely, what mass of CO₂ is released? CaCO₃ → CaO + CO₂

Verified Answer & Explanation⌄

Correct Answer: C) 4.4 g

Concept Explanation

10 g CaCO₃ = 10/100 = 0.10 mol. CaCO₃ : CO₂ = 1 : 1. CO₂ formed = 0.10 mol. Mass = 0.10 × 44 = 4.4 g.

Topic: Mass–Mass StoichiometryPractice more Mass–Mass Stoichiometry MCQs →