Math, asked by pranalikurane20, 2 days ago

11) Permanant hardness is due to... *
Carbonate of calcium
Chloride & sulphate of ca & Mg
Bicarbonate
Bicarbonate of Mg

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Answered by bhavadharini0

1

Answer:

11) Permanent hardness is due to chloride and sulphate of Ca & Mg

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