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0 votes
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in Hydrogen by (30.5k points)

Temporary hardness of water is due to the presence of 

(a) MgSO4 

(b) Ca(HCO3)2 

(c) CaSO4

(d) NaHCO3

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1 Answer

+1 vote
by (30.3k points)

(b) Ca(HCO3)2 

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