Question

metal compound a reacts with dilute hydrochloric acid to produce effervescene the gas evolved extinguishes a candle write a balanced equation if one of the compounds is calcium chloride

Answer 1

Answer:

Explanation: The compound A must be " CALCIUM CHLORIDE " Because carbonates react with the acid to produce carbon dioxide gas which extinguishes fire, and also the compound formed will be " CALCIUM CARBONATE " as follows;

CaCO3 (s) + 2HCI ( aq) = CaCl2 (aq) + H2O (l) + CO2 (g)

Hope this helps you. . . . . ☝

Answer 2

Explanation:

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Tc