How many molecules of water are there in 1.8kg of water
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How many molecules of water are there in 1.8kg of water

[From: ] [author: ] [Date: 13-05-04] [Hit: ]
6.02 x 10^25 molecules of water.......
please help

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How many molecules of water are there
in 1.8kg of water?
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1.8 kg x 1000 g/kg = 1800 grams water

1800 grams x 1 mole/18 grams = 100 moles.

100 moles x 6.02 x 10^23 molecules/mole =

602 x 10^23 molecules =

6.02 x 10^25 molecules of water.
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