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davidyangnyc
The concentration of a liquid refers to how diluted or saturated the liquid is. This orange juice is so diluted it tastes like water.
Diatonic254

Seawater has a high concentration of dissolved salts compared to fresh water.

The concentration of a solution refers to the amount of solute (in moles) dissolved in a solvent divided by the total volume of a solution. Concentration can be expressed as g/cm3 or kg/L.