Write the reaction equations for the following transformations Al2 (SO4) 3 = ALCL3 = AL (OH) 3.

To carry out the above chain of transformations, we need to carry out the following reactions:
We add barium chloride to aluminum sulfate; as a result of the substitution reaction, we obtain aluminum chloride and barium sulfate.
Al2 (SO4) 3 + 3 BaCl2 = 2 AlCl3 + 3 BaSO4
We add water to aluminum chloride, as a result of the reaction, aluminum hydroxide and hydrochloric acid are formed.
AlCl3 + 3 H2O = Al (OH) 3 + 3 HCI



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