Chemistry, asked by harshitha6266, 8 months ago

Permanent hardness of water may be removed by the addition of
A) Alum B) Lime C) Sodium Carbonate D) Potassium Permanganate

Answers

Answered by Anonymous

1

$Permanent \: hardness \: of \: water \: can \: be \: removed \: by \: the \: addition \: of \: sodium \: carbonate$

Answered by juhisingh7543287

0

Answer:

sodium carbonate remove permanent and temporary both hardness so option c is correct

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