If 1 ml of water has 20 drops and A is Avogadro’s number then number of molecules in the drop of water are.....
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Answer: number of molecules in one drop of water.
Solution:
1 mL of water contains:
Density of water = 1 g/mL
Mass of water =
Number of moles in 1 mL=
According to question in 1 mL there are 20 drops, then number of mole in one drop will be:
Number of molecules in the drop of water:
Then in 0.0027 moles of water :
number of molecules in one drop of water.
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