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What weight of CaCO3 must be decomposed to produce the sufficient quantity of carbon dioxide to convert 21.2 kg of Na2CO3 completely into NaHCO3. [Atomic mass Na=23, Ca=40
CaCO3CaO+CO2

Na2CO3+CO2+H2O2NaHCO3

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Important Questions on Mole Concept

MEDIUM
Chemistry
IMPORTANT
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MEDIUM
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IMPORTANT
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Ni+4CONi(CO)4
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IMPORTANT
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The number of molecules of the sweetener saccharin, which can be prepared

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from 30 C-atoms, 25 H-atoms, 12 O-atoms, 8 S-atoms and 14 N-atoms is
MEDIUM
Chemistry
IMPORTANT
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Chemistry
IMPORTANT
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