Science, asked by rohansudheer2004, 5 months ago

4 gm of a sample of CaCO, on treatment with excess of HCl gives 672ml of CO2
at STP. What is the percentage purity of the sample?
(a) 25%
(b) 50%
(c) 75%
(d) 85%

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Answered by sahilsharma705011

0

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