1.

An unsteady state system, the flow in rate of A is 10 mole/s, what is the flow out rate of B if the accumulation was 10 mole in 2 seconds?

A. 5 mole/s
B. 10 mole/s
C. 15 mole/s
D. 20 mole/s
Answer» B. 10 mole/s


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