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April 23, 2014

Homework Help: Chemistry

Posted by Anonymous on Wednesday, October 3, 2012 at 12:39am.

When calcium carbonate is added to hydrochloric acid, calcium chloride, carbon dioxide, and water are produced.
CaCO3 + 2HCl -> CaCl2 + H2O + CO2
How many grams of calcium chloride will be produced when 27.0 g of calcium carbonate are combined with 14.0 g of hydrochloric acid?

Which reactant is in excess and how many grams of this reactant will remain after the reaction is complete?

?g of CaCO3 or HCl

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