Some metals react with acids and when they do the products are hydrogen gas and a solution of the salt. A salt is a type of compound which is made when an acid reacts with certain metals.

Some metals react with acids and when they do the products are hydrogen gas and a solution of the salt. A salt is a type of compound which is made when an acid reacts with certain metals.

Do not attempt to perform this demonstration. Small pieces of solid calcium metal are placed in two different concentrations of two different acids (hydrochloric acid and nitric acid). The calcium ...