Question
Water softening is the reduction of the concentration of metal cations in hard water. Water softening is the process in which
(a) impurities are removed from water
(b) dissolved calcium ions are removed from hard water
(c) dissolved magnesium ions are removed from hard water
(d) water is boiled for extracting all salts from it
(a) impurities are removed from water
(b) dissolved calcium ions are removed from hard water
(c) dissolved magnesium ions are removed from hard water
(d) water is boiled for extracting all salts from it
Answer: Option B
:
B
Option: (b)
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:
B
Option: (b)
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