+1 vote
in Mass Transfer by (37.1k points)
Estimate the mole fraction if concentration of A is 2 mol/cu.m and the total concentration is 5 mol/cu.m.

(a) 0.2

(b) 0.25

(c) 0.4

(d) 1

I had been asked this question in a job interview.

My question is from Molecular Diffusion in Gas in portion Diffusion in Solids and Molecular Diffusion in Fluids of Mass Transfer

1 Answer

0 votes
by (39.8k points)
Right answer is (c) 0.4

Easiest explanation: xA = cA/C = 2/5 = 0.4.

Related questions

We welcome you to Carrieradda QnA with open heart. Our small community of enthusiastic learners are very helpful and supportive. Here on this platform you can ask questions and receive answers from other members of the community. We also monitor posted questions and answers periodically to maintain the quality and integrity of the platform. Hope you will join our beautiful community
...