The chemicals used to soften hard water involves the addition of
-
A.
insoluble sodium compounds which from soluble solutions of calcium and magesium -
B.
solube soudium compounds which from soluble solutions of calcium and magnesium ions -
C.
solube sodium compounds which from insoluble precipitates of calcium and magnesium ions -
D.
insoluble precipitates of calcium and magnesium ions
Correct Answer: Option C
Explanation
There is an explanation video available below.