Chemistry, asked by hari234, 1 year ago

the mass of CaO obtained by heating 100g(90%)of lime stone(CaCO3) is

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Answered by utm2a

1

90% of CaCO3 has mass 100*90/100=90gm

CaCO3------> CaO + CO2
100gm 56gm
90gm 56/100*90
=50.4gm

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