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
Verified Answer & Explanation⌄

Correct Answer: B) 2g Mg

Concept Explanation

32 g O₂ reacts with about 48 g Mg to form MgO. Starting with 50 g Mg leaves about 2 g Mg in excess.

Topic: MDCAT Chemistry Paper 2025Practice more MDCAT Chemistry Paper 2025 MCQs →
50g of Mg is burnt with 32g of oxygen to form… | MDCAT… | ARMCQS