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Q.

A certain weight of pure CaCO3 is made to react completely with 200 mL of a HCl solution to give 227 mL of CO2 gas at STP. The normality of the HCI solution is :

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a

0.1 N

b

0.05 N

c

0.2N

d

1.0 N

answer is B.

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Detailed Solution

The normality of the HCI solution is :

22722700×2=N×2001000

So, N= 0.1 N

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