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15grams of methyl alcohol is dissolved ...

` 15grams ` of methyl alcohol is dissolved in ` 35 grams `of water . What is the mass percentage of methyle alcohol in solution?

A

0.3

B

0.5

C

0.7

D

0.75

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The correct Answer is:
A
Total mass of solution`=(15+35)gram=50 "gram"`
mass percentage of methyl alcohol`=("Mass of methyl alcohol")/("Mass of solution")xx100=15/50xx100=30%`
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