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Permanent hardness is caused due to : A) Magnesium bicarbonate B) Magnesium carbonate C) Magnesium sulphate D) All of the above

Harshit Singh , 3 Years ago
Grade 12th pass
anser 1 Answers
Yash Patari

Last Activity: 3 Years ago

Dear student
The permanent hardness of water is mainly due to the presence of sulphate in it. So the correct answer for this question is option 'C'.
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