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What Do You Understand by Ppm? - Chemistry

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Question

What do you understand by ppm?

One Line Answer
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Solution

ppm is parts per million, i.e. share in 1,000,000.

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Q 8
Chapter 8: Atmospheric Pollution - Exercise 8 (D) [Page 137]

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Selina Concise Chemistry [English] Class 9 ICSE
Chapter 8 Atmospheric Pollution
Exercise 8 (D) | Q 8 | Page 137
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