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Q.

The mass of CO2 that can be prepared by treating 100 g of limestone with HCl is…

CaCO3+2HClCaCl2+H2O+CO2

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a

66g

b

44g

c

88g

d

22g

answer is B.

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Detailed Solution

CaCO3+2HClCaCl2+H2O+CO2

1 mole of CaCO3 gives 1 mole of CO2

100g of CaCO3........44g of CO2

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