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100 mL of a water sample contains 0.81 g...

100 mL of a water sample contains 0.81 g of calcium bicarbonate and 0.73 g of magnesium bicarbonate. The hardness of this water sample expressed in terms of equivalents of `CaCO_3` is (molar mass of calcium bicarbonate is 162 g `mol^(-1)` and magnesium bicarbonate is 146 g `mol^(-1)`

A

5,000 ppm

B

100 ppm

C

10,000 ppm

D

1,000 ppm.

Text Solution

Verified by Experts

The correct Answer is:
C
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