Which one of the following statements regarding Kw is false?

Question

A) Kw is known as the ion product of water.

B) pKw is 14.00 at 25°C

C) Kw changes with temperature.

D) The value of Kw is always 1.0 × 10-14.

E) The value of Kw shows that water is a weak acid

Answer 1

D) is incorrect.

Kw (or any equilibrium constant) will change with temperature.