Chemistry, asked by saheed, 1 year ago

How to find the number of molecules present in 15 gram of water ?

Answers

Answered by chandni9

1

no.of molecules = n=?
given mass=m= 15g
molar mass of water = M=18 u
m=n×M
15=18×n
15/18=n

chandni9: your welcome bro

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