they separate because of density .. i think
It is quite easy to mix salt water and fresh water, which produces a more dilute form of salt water.
just add salt to fresh water
no
an estuary is a mix of salt water and fresh water.
Estuary
it is a mix of fresh water and salt water
fresh water that is mixed with salt water
Mix fresh water and salt water
brackish water
the entrance to the ocean
Brackish water.
yes. in fact, when you mix salt with water, you get salt water. =]