Chemistry, asked by nitinkumar50584, 2 months ago

what is the number of molecules in a drop of water weighing 0.2 gram?

Answers

Answered by Lovishhhhhh

1

Answer:

0.2g of water = (6.022 x 0.2 / 18)x 10 ^23 = 0.0669 x 10 ^23 = 6.69 x 10^21 molecules

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