PPM (parts per million) : Example 2 | Science and Technology | Alloprof

How do we calculate concentrations in PPM?
Watch and find out!
Katrine presents a toxicology problem where she has to find the concentration in PPM of water pollutants in water.
See the following concept sheet for more details: aprof.ca/as1576.
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Timestamps:
0:38 Definition of parts per million
0:54 Solving the problem using cross multiplication
2:22 Solving the problem using the formula for calculating a concentration in PPM
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