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Specific gravity of a substance is 2.42. What is the density of the substance in lb/ft^3?

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Specific gravity of a substance is 2.42. What is the density of the substance in lb/ft^3?

(a) 151

(b) 252

(c) 302

(d) 402

I have been asked this question during an online interview.

Enquiry is from Density and specific gravity-I topic in section Introductory Concepts of Chemical Process Calculation

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Best answer
Right option is (a) 151

The explanation is: Specific gravity is the ratio of the density of a substance to the density of a reference material.

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