An unsteady state system, the flow in rate of A is 12 mole/s, what is the flow out rate of B if the accumulation was 18 mole in 3 seconds?

An unsteady state system, the flow in rate of A is 12 mole/s, what is

1.	An unsteady state system, the flow in rate of A is 12 mole/s, what is the flow out rate of B if the accumulation was 18 mole in 3 seconds?
A.	4 mole/s
B.	6 mole/s
C.	8 mole/s
D.	9 mole/s
Answer» C. 8 mole/s

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An unsteady state system, the flow in rate of A is 12 mole/s, what is the flow out rate of B if the accumulation was 18 mole in 3 seconds?

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