Translate the following statements into chemical equations and then balance them:

Explanation

a) Hydrogen gas combines with nitrogen to form ammonia.

Balanced equations become;

Hydrogen sulphide gas burns in air to give water and sulphur dioxide.

Balanced equations become;

Barium chloride reacts with aluminum sulfate to give aluminum chloride and a precipitate of barium sulfate.

Balanced equations become

Potassium metal reacts with water to give potassium hydroxide and hydrogen gas.

Balanced equations become