what is the no. of molecules in a drop of water weighing 0.2g?
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hey dear....!!
18g of water = 6.022 x 10 ^23 molecules
1g of water = (6.022/18) x 10^23 molecules
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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hope it's help you if you like the answer mark as a brain list dear.....!!
18g of water = 6.022 x 10 ^23 molecules
1g of water = (6.022/18) x 10^23 molecules
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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hope it's help you if you like the answer mark as a brain list dear.....!!
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