1.

a student is investigating a reaction between zinc and hydrochloric acid. The reaction produces hydrogen gas and a solution of zinc chloride. how would you expect the mass of the flask and it's contents to change over the course of the reaction? Explain your answer

Answer»

The mass of the flask will be reduced after the reaction Because HYDROGEN gas will be evaporated. the BEAKER will become HOT as a lot of heat will be released.



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