A boy dropped a bottle of hydrochloric acid and egg shell and noticed bubble of gas explain chemical reaction
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because when you spin the egg on table with boiling then it will rotate for sometime and after it will stop if you rotate the raw egg it will rotate for long time
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egg shell contsins calcium carbonate which reacts with hcl acid forming calcium chloride salt carbondioxide and water
the bubbles formed are of co2 or carbondioxide
reaction :cacl2 + co2 + h2o
caco3+ 2h2o gives
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