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The reagent(s) used for softening the temporary hardness of water is (are):

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The reagent(s) used for softening the temporary hardness of water is (are):
A. `Ca_(3)(PO_(4))_(2)`
B. `Ca(OH)_(2)`
C. `Na_(2)CO_(3)`
D. NaOCl

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1 Answer

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Correct Answer - B::C
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