Showing posts with label The method that cannot be used for removing permanent hardness of water is PAGE 267. Show all posts

Showing posts with label The method that cannot be used for removing permanent hardness of water is PAGE 267. Show all posts

Saturday, 12 December 2015

The method that cannot be used for removing permanent hardness of water is

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267. The method that cannot be used for removing permanent hardness of water is

A.  adding sodium carbonate
B.  distillation
C.  adding caustic soda
D.  boiling

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