Question

Metal compound a reacts with dilute hcl to produce effervescence the gas evolved extinguishes a burning candle write a balanced chemical equation for the reaction if one of the compunds formed is calcium chloride

Answer 1

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Answer 2

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CaCO₃ (s) + 2HCl (aq.) → CaCl₂ + CO₂ (g) + H₂O (l)

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