Question

A solution contains 14 g of KCI in 100. g of water at 40°C. What is the minimum amount of KCI that must be added to make this a saturated solution?

Answer 1

This is something that must be established by either (i) measurement, or (ii) consultation of the literature.

Explanation:

And you have an internet to search. You would be much better advized to concentrate on the definition of a saturated solution (which is?). This is an important definition to know.