JEE Main 8 Apr 2019 Paper 1 Solved Paper

Section: Chemistry

Question : 38 of 90

Marks: +1, -0

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 CaCO3 is: (molar mass of calcium bicarbonate is 162 g mol‌−1 and magnesium bicarbonate is 146 g mol‌−1 )

[8 Apr 2019 Shift 1]

1,000ppm
100 ppm
10,000 ppm
5,000 ppm

Validate

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