Hard water is not fit for washing clothes because – McqOptions

MCQOPTIONS

1.	Hard water is not fit for washing clothes because
A.	it contains \[N{{a}_{2}}S{{O}_{4}}\] and \[KCl\]
B.	It gives precipitate
C.	it contains impurities
D.	it is acidic in nature
Answer» C. it contains impurities

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