Question

a drop of water is about 0.06ml the density of water at room temperature is about 1 gm/ml.how many water molecules are present in one drop of water
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Answer 1

Answer:

1 mole of water has a mass of 18 grams and it contains 6.022×1023 molecules of water. Thus, a drop of water weighing 0.06 gas contains 2.007×1021 molecules of of water in it.

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