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3. What weight of calcium bicarbonate should be heated to obtain 2.4 x (10)23 molecules of co2. |
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Answer» ANSWERChemical REACTION involved is:CaCO 3 →CaO+CO 2 Molar mass of CaCO 3 =40+12+16×3=100 gAccording to the BALANCED reaction 100 G of CaCO 3 PRODUCES 1 mol of CO 2 i.e. 22.4 L at STP.∴50 g CaCO 3 will produce 10022.4 ×50=11.2 L CO 2 |
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