3:16 minutes
Problem 101b
Textbook Question

Hard water contains Ca2+, Mg2+, and Fe2+, which interfere with the action of soap and leave an insoluble coating on the insides of containers and pipes when heated. Water softeners replace these ions with Na+. Keep in mind that charge balance must be maintained. (b) If the sodium is added to the water softener in the form of NaCl, how many grams of sodium chloride are needed?

Verified Solution
This video solution was recommended by our tutors as helpful for the problem above.
Was this helpful?

Watch next

Master Stoichiometry with a bite sized video explanation from Jules Bruno

Start learning