State whether true or false.
Reaction of zinc pieces with hydrochloric acid is an exothermic reaction
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Answer:
The given statement is true.
Explanation:
When we dissolve zinc granules in the aqueous solution of hydrochloric acid ,
then zinc chloride and hydrogen gas are produced and the test tube in which the reaction takes place becomes hot ,due to the emission of heat.
Since,heat energy is given out in this reaction,
it is an exothermic reaction.
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