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What Is the Concentration in Ppm of a 3

Question 19

Multiple Choice

What is the concentration in ppm of a 3.7 L solution d = 1.00 g/mL) containing 4.21 x 10^-7 kg of the pesticide DDT?

A) 1.14 x 10^-1 ppm
B) 1.14 x 10² ppm
C) 1.14 x 10¹ ppm

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