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Byju's Answer
Standard X
Chemistry
Avogadro's Number
calculate the...
Question
calculate the number of molecules in 90 g of water
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Solution
Molar mass of water = 18 g mol
-1
18 g of water contains = 6.022
×
10
23
of molecules
90 g of water contains =
6
.
022
×
10
23
18
×
90
= 30.11
×
10
23
molecules
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