which-of-the-following-statements-correctly-defines-a-weak-acid

Question

Which of the following statements correctly defines a weak acid?

Accepted Answer

A weak acid has a dissociation constant, K_{a}, less than 1.

Answer

A weak acid does not react with water.

Answer

A weak acid is one that completely dissociates in water.

Answer

A weak acid has a dissociation constant, K_{a}, greater than 1.