Chemistry, asked by legendaryadi, 1 year ago

what is quantity of water that should be added to 16 gm methanol to make the mile fraction of methanol as 0.25​

Answers

Answered by Anonymous
32

Solution :

The ratio of the mole fraction of water to mole fraction of metanol = xH2O/xCH3OH

=> xH2O/xCH3OH

=> 0.75/0.25 =3

The number of moles of CH3OH, nCH3OH = 16/32 = 1/2 = 0.5

The number of moles of water, nH2O = 3 × 0.5 = 1.5

Weight of water, mH2O = 1.5 × 18 = 27g

Answer : mH2O = 27g

Answered by Kanak007vats
8

Explanation:

just see the attachment and mark me as brainliest as I have done small small calculations for convenience

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hope it helps!!

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