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Which of the following is not the unit of concentration?

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in Basic Chemical Engineering by (74.6k points)
Which of the following is not the unit of concentration?

(a) Mole/m^3

(b) Molar

(c) N/m^3

(d) ppm

This question was posed to me in my homework.

This interesting question is from Concentration topic in portion Moles, Density & Concentration of Basic Chemical Engineering

1 Answer

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Correct answer is (c) N/m^3

Best explanation: Concentration is moles per unit volume or mass per unit volume, so N/m^3 cannot be a unit of concentration.

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