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1.64 g of a mixture of calcium carbonate...

1.64 g of a mixture of calcium carbonate and magnesium carbonate were dissolved in 50 mL of 0.8 N hydrochloric acid. The excess of the acid required `16 mL N//4` sodium hydroxide solution for neutralisation. Find out the percentage composition of the mixture of two carbonates.

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The correct Answer is:
`CaCO_(3)=48.78%, MgCO_(3)=51.22%`
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