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puteri [66]
3 years ago
5

Define the concentration measurements of parts per million

Chemistry
1 answer:
enyata [817]3 years ago
4 0

Answer:

Explanation:

Parts per million (ppm) is the number of units of mass of a contaminant per million units of total mass

ppm (or ppmm) is used to measure the concentration of a contaminant in soils and sediments. In that case 1 ppm equals 1 mg of substance per kg of solid (mg/kg).

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