AIPMT PRELIMS2000Chemistry-Stoichiometry
AIPMT PRELIMS 2000 Chemistry Gas Laws MCQ Question
Type: MCQ-numerical-Medium-Class 11
Volume of CO₂ obtained by the complete decomposition of 9.85 gm. BaCO₃ is :
A
2.24 lit.
B
1.12 lit.
C
0.84 lit.
D
0.56 lit.
Correct Answer
Option B
Detailed Explanation
BaCO₃ decomposes to BaO and CO₂. Moles of BaCO₃ = 9.85/197 = 0.05. Volume of CO₂ = 0.05 × 22.4 = 1.12 L.
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