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January 27, 2015

Homework Help: chemistry(reacting masses)

Posted by mary on Friday, November 18, 2011 at 3:53am.

When a 1 g sample of limestone was dissolved in dilute hydrochloric acid completely,0.38 g of carbon dioxide was generated.What was the percentage by mass of calcium carbonate in limestone?(Relative atomic masses : C=12, O=16,Ca=40.1)

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