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Home Q & A Board Biology-Related Homework Help Biochemistry
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Neves Neves
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7 years ago
What is the lead concentration in ppb of a water sample that contains 28 μg of lead in 44 L?
A) 0.064 ppb
B) 0.64 ppb
C) 64 ppb
D) 640 ppb
Textbook 
General, Organic, & Biological Chemistry

General, Organic, & Biological Chemistry


Edition: 3rd
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DeZoeteDeZoete
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7 years ago
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Biochemistry Major (2019)

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Neves Author
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7 years ago
Thank you. You’re so helpful.
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