Which gas liberated when marble reacts with hydrochloric acid?
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MARBLE STONE CONTAINS CALCIUM CARBONATE SO WHEN IT REACTS WITH HYDROCHLORIC ACID IT WILL FORM CARBON DI OXIDE GAS
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Chemical formula of marble is CaCO3
CaCO3+2HCl--->CaCl2+CO2+H2O
This is the balnced equation
Gas evolved is Carbon dioxide
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