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Permanent hardness of water, due to sulphates of the metal,
can be destroyed by the use of

1 Nitrates

2 Zeolites

3 Sulphontes

4 None of these

Question Posted / guest

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Permanent hardness of water, due to sulphates of the metal, can be destroyed by the use of 1 Nit..

Answer / guest

(2) Zeolites

Is This Answer Correct ?    20 Yes 2 No

Permanent hardness of water, due to sulphates of the metal, can be destroyed by the use of 1 Nit..

Answer / ani

Zeolite

Is This Answer Correct ?    0 Yes 1 No

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