when dilute hydrochloric acid is added to egg shell. brisk effervescence is observed. explain with the help of chemical equation
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when dilute HCl is added to egg shell a reaction occurs between the acid and calcium present in the shell
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egg shells are just the same as marble , they contain calcium carbonate CaCO3.
So when u react CaCO3 with HCl CaCO3 + HCl --- CaCl2 + H20 + C02 so u will see water + carbondioxide coming out.
So when u react CaCO3 with HCl CaCO3 + HCl --- CaCl2 + H20 + C02 so u will see water + carbondioxide coming out.
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