Question

Translate the following statement into a chemical equation and then balance it.

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

Potassium metal reacts with water to give potassium hydroxide and hydrogen gas. Write a balanced chemical equation for this reaction.

Answer 1

\[\ce{K_{(s)} + H2O_{(l)} -> KOH_{(aq)} + H2_{(g)}}\]

Balanced equation:

\[\ce{2K_{(s)} + 2H2O_{(l)} -> 2KOH_{(aq)} + H2_{(g)}}\]