Chemistry, asked by mrjatt8978, 1 year ago

Permanent hardness of water may be removed by the addition of



a.Sodium carbonate



b.Alum



c.Potassium permanganate



d.Lime

Answers

Answered by Anonymous
0
Hey mate here is your answer....

Permanent hardness of water can be removed by the addition of Sodium Carbonate...
Answered by shivam5566677pef3pn
0
option A. is correct sodium carbonate
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