Question

what is ppm
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Answer 1

HELLO Friend here is ur answer

PPM= parts per million

Answer 2

$RELEVANT \: \: \: \: ANSWER..$

This is an abbreviation for "parts per million" and it also can be expressed as milligrams per liter (mg/L). This measurement is the mass of a chemical or contaminate per unit volume of water. Seeing ppm or mg/L on a lab report means the same thing.

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