river water contains ____% of sodium chloride
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Seawater is water from a sea or ocean. On average, seawater in the world's oceans has a salinity of approximately 3.5%, or 35 parts per thousand.
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Salinity is the measure of the amount of dissolved salts in water. It is usually expressed in parts per thousand or percentage (%). Freshwater from rivers has a salinity value of 0.5ppt or less.
river water contains __11.7__% of sodium chloride
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