What happens when waters salinity increases?

The density of water in creases as the sanity increases.the density of seawater (salinity greater than 24.7) increases as temperature decreases at all temperatures above freezing point. Density changes 2% because of all pressure difference between the surface and deep sea floor.
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The answer to this question is  c. pharmaceutical accumulation  reclaimed water refers to the water that being used again after it already  used for agricultural purposes.this type of water often contains pharmaceutical accumulation because of the chemical fertilizer that is used for the plants is absorbed into the water.

They immigrated for religious freedom