find out the molecular mass and their composition in percentage any 6
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Answer:
Weight of C=
100
92.4
×78=72g
Weight of H=78−72=6gm
No. of moles of C=
atomicweightofC
givenweightofC
=
12
72
=6
Similarly No. of moles of H=
atomicweightofH
givenweightofH
=
1
6
=6
∴ molecular formula =C
6
H
6
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