Name the salts used to make hard water with distilled water?
a)calcium chloride, calcium sulphate
b)potassium chloride, sodium sulphate
Asked by Selvakumar | 23rd Mar, 2017, 09:35: PM
Hard water has high mineral content in contrast with "soft water".
It is formed when water percolates through deposits of limestone and chalk which are largely made up of calcium and magnesium carbonates.
Thus, the correct option is a) calcium chloride, calcium sulphate
Answered by Prachi Sawant | 24th Mar, 2017, 09:52: AM
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