MEDIUMMCQ SINGLEJEE Advanced ChemistryInorganic ChemistryHydrogenHardness of Water Number of parts by weight of calcium carbonate present in …….defined as the degree of hardness of water. Fill the blank with an appropriate statement.
A.Hundred parts by weight of water
B.Thousand parts by weight of water
C.Million parts by weight of water✓ Correct
D.Ten million parts by weight of water
Explanation
Degree of hardness is always measured in ppm (parts per million).
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