1 ppm is equivalent to
a. 0.1%
b. 0.01%
c. 0.001%
d. 0.0001%
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Answer: d
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1 ppm is equivalent to
a. 0.1%
b. 0.01%
c. 0.001%
d. 0.0001%
Answer: d
Share your understanding of this question with the correct explanation.