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How does the precipitation process work to control water pollution?

Precipitation is a useful method to remove_______________.
1. heavy metals
2.light pollutants
3. all metals

Pollutants that have become insoluble solids after chemical precipitation are removed by___________________.
1. biological action
2.filtration
3. air sparging​

Respuesta :

isaacc49

Answer:

First: 1- Heavy Metals

Second: 2- Filtration

Explanation:

In the case of polluted water treatment, the removal of heavy metals can be done by various processes, one of which is chemical precipitation. Precipitation is a process in which a solid forms during the chemical reaction, this solid formed is called a precipitate. Interestingly, the method by which the precipitate is removed, is the filtration process that answers the second item of the question.

Answer:

heavy metals, filtration

Explanation:

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