Question

Calculate the mole fraction of benzene in a solution containing 30% by mass in CCL4

Answer 1

Explanation:

1. Mass of Benzene =30 gm.
2. Mass of CCl4=70 gm.
3. Moles of Benzene =7830=0. 385.
4. Moles of CCl4=15470=0. 45 moles.
5. Mole fraction (Benzene) =0. 385+0. 450. 385=0. 461.