Question

What does ppm show ?

​

Answer 1

Answer:

Parts per million show

Explanation:

Hope it will help you

Answer 2

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.