Question

an aqueous solution of NaOh is used as a drain cleaner.If the concentration of OH^- ions in this solution is 1×10^-5,the concentration of H^+ ions in it would be?

Answer 1

[OH⁺][OH⁻}= 10 ⁻¹⁴
1*10⁻⁵*[H⁺]=10⁻¹⁴
[H⁺]= 10⁻¹⁴/10⁻⁵=10⁻⁹

[H⁺] = 10⁻⁹ M