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The theoretical production rate of a chemical is 1µg/(mL)(min.). What is the actual production rate of the chemical in lb mol/ (day)(ft3) with an efficiency of 98%?

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The theoretical production rate of a chemical is 1µg/(mL)(min.). What is the actual production rate of the chemical in lb mol/ (day)(ft3) with an efficiency of 98%?

(a) 0.0880

(b) 0.0800

(c) 0.0449

(d) 0.529

I had been asked this question during a job interview.

This interesting question is from Signifiant Figures topic in section Introductory Concepts of Chemical Process Calculation

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The correct option is (a) 0.0880

Easy explanation: 1 lb mole = 454 g mole and 1 L = 3.531×10-2 ft3.

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