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The volume of CO, at STP obtained by heating1 gm of CaCO, will be(AIPMT-91](1) 1 litre(2) 22.4 litres(3) 0.224 litre(4) 11.2 litre52 |
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Answer» Answer: (3) 0.244 litre Explanation: 1 gram of CaCO3 INDICATES 0.01 moles of it. CaCO3 ------------------> CAO + CO2 1mole of CaCO3 gives 1mole of CO2 on heating. so, 0.01 moles of CaCO3 gives 0.01moles of CO2. 1mole of CO2 means 22.4litres of it, thus 0.01 moles of CO2 indicates 0.224litres = 224millilitres please MARK as brainliest |
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