Exam Study Guide: Ion Exchange Water Softening

Exam Study Guide: Ion Exchange Water Softening

Maintaining your education is important, especially in a career that demands licensing exams. Prove you’re an expert operator by answering this question and others from our Exam Study Guide Series. Take a look at this question on Public Water Systems along with an explanation of the correct answer.

Sample question:

Which ion does ion exchange softening add to the water?

A) Sodium
B) Calcium
C) Aluminm sulfate
D) Magnesium

The correct answer is A.

About the author: Drew Hoelscher is the program director of drinking water operations at the Environmental Resources Training Center (ERTC) in Edwardsville, Illinois.


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