Question

Calculate the mole fraction of ethyl ahchol in a solution containing 4.6gm of ethyl alcohol in 90gm of water?

Answer 1

Answer:

0.019

Explanation:

no.of Moles of ethyl alcohol=4.9/49=0.1

no.of Moles of water=90/18=5

Mole fraction of ethyl alcohol=

0.1/5+0.1=0.1/5.1=1/51=0.019