Question

(potassium metal reacts with water to give potassium hydroxide and hydrogen gas) give me a balanced chemical equation.

Answer 1

K(s) + H2O(l) = KOH(aq) + H2(g) 

Balanced equation:
2 K(s) + 2 H2O(l) = 2 KOH(aq) + H2(g)