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Some Basic Concepts of Chemistry
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10/08/2021 10:58 am
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Assuming fully decomposed, the volume of CO2 released at STP on heating 9.85 g of BaCO3 (Atomic mass, Ba = 137) will be
(a) 1.12 L
(b) 2.24 L
(c) 4.06 L
(d) 0.84 L
1 Answer
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10/08/2021 11:02 am
Answer is: (a) 1.12 L
Explanation:
BaCO3 → BaO + CO2
192 g of BaCO3 gives 1 mol of CO2 = 22.4 L 9.85 g of BaCO3 will give 0.05 mol of CO2 which is equal to 1.12 litre