The no. of water molecules contained in 3.6 x 10
-
3 g of water, is:
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Answer:
We'll use the following relationship:
www.sprinklernewz.us
www.sprinklernewz.us
Using the moles of
H
2
O
that were just obtained, we can use Avogrado's number to perform dimensional analysis to cancel out units of
m
o
l
to end up with molecules:
2.00
mol
×
6.02
×
10
23
molecules
1
mol
=
1.204
×
10
24
molecules
Thus, 36g of water is equivalent to
1.2
×
10
24
molecules
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