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Mass of 1 ml of water 1 g as density of water 1.00 g/ml at 4° C. So, mass of 2.36 ml of water g= 0.423 g.
Molecular mass of water is 18 g which indicates 18 g water contains 6.023 X number of water molecules. So, 0.423 g of water contains
= 0.141 X
number of water molecules= 1.41 X
number of water molecules.