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17-03-2020
Chemistry

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Which of the following shows a chemical reaction in which aluminum and hydrochloric acid are the reactants and aluminum chloride and hydrogen are the products? A. aluminum + aluminum chloride → hydrochloric acid + hydrogen B. hydrochloric acid + hydrogen → aluminum chloride + aluminum C. aluminum + hydrochloric acid → aluminum chloride + hydrogen D. aluminum chloride + hydrogen → aluminum + hydrochloric acid

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DrMantisToboggan DrMantisToboggan

23-03-2020

Answer:

C. aluminum + hydrochloric acid → aluminum chloride + hydrogen

Explanation:

Usually reactants are written on the left and products on the right side.

The question says aluminum and hydrochloric acid are the reactants and aluminum chloride and hydrogen are the products, thus

aluminum + hydrochloric acid → aluminum chloride + hydrogen [works!]

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