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In a steady-state reactive system, NaCl and H2CO3 are supplied to the system at the rate of 200 L/min and 100 L/min respectively, what is the rate at which Na2CO3 is produced?

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In a steady-state reactive system, NaCl and H2CO3 are supplied to the system at the rate of 200 L/min and 100 L/min respectively, what is the rate at which Na2CO3 is produced?

(a) 100 L/min

(b) 200 L/min

(c) 300 L/min

(d) 400 L/min

The question was asked in an interview for job.

Asked question is from Accounting for Chemical Reactions in Material Balances in division Introduction to Material Balances of Basic Chemical Engineering

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Right answer is (c) 300 L/min

Explanation: As the system is in steady state, => rate of product = rate of feed, => rate of Na2CO3 = 200 + 100 = 300 L/min.

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