Is Separation a unit operation? $()$

a$)$ True

b$)$ False

Solids concentration will be $$ in water than wastewater. $()$

a$)$ More

b$)$ Less

c$)$ Equal to

d$)$ Similar

Unit operations are the $$ operations to remove the impurities. $()$

a$)$ Physical

b$)$ Chemical

c$)$ Biological

d$)$ Biochemical

$$ is simply detaining water for a sufficient time.

a$)$ Coagulation

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