The primary goal of water-softening ion exchange systems is to remove calcium and magnesium from water.
Water-softening process involves ion exchange system, this process removes the chemical elements that makes water hard
The purpose of this ion exchange is to reduce calcium and magnesium content of hard water.
Thus, the primary goal of water-softening ion exchange systems is to remove calcium and magnesium from water.
Learn more about water-softening here: https://brainly.com/question/6765225