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maize. In 2017, eggs in Europe were found to have concentrations of fipronil above 1.14x10 What is this concentration in ppb?

maize. In 2017, eggs in Europe were found to have concentrations of fipronil above 1.14x10 What is this concentration in ppb?

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Fipronil (MM=437.14 g/mol) is a common insecticide used for a variety of crops including rice and maize. In 2017, eggs in Europe were found to have concentrations of fipronil above 1.14 x 10⁻⁸ M. What is this concentration in ppb? (include units in your answer)
Transcribed Image Text:Fipronil (MM=437.14 g/mol) is a common insecticide used for a variety of crops including rice and maize. In 2017, eggs in Europe were found to have concentrations of fipronil above 1.14 x 10⁻⁸ M. What is this concentration in ppb? (include units in your answer)
Expert Solution
Step 1

Ppb= parts per billion

1M= 109ppb 

1.14×10-8 molar means 1.14×10-8mole of Solute is present.

Mass of solute = mole×molar mass= 

Mass of Solute = 1.14×10-8×437.14

=498.33×10-8gm

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