A sample of water has been analyzed for common ions and results are presented in the form of abar diagram as shown.The non-carbonate hardness (expressed in mg/L as CaCO3) of the sample is:

A sample of water has been analyzed for common ions and results are pr

1.	A sample of water has been analyzed for common ions and results are presented in the form of abar diagram as shown.The non-carbonate hardness (expressed in mg/L as CaCO3) of the sample is:
A.	40
B.	165
C.	195
D.	205
Answer» B. 165

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A sample of water has been analyzed for common ions and results are presented in the form of abar diagram as shown.The non-carbonate hardness (expressed in mg/L as CaCO3) of the sample is:

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