How Salty Is the Ocean?
How Salty Is the Ocean? In general, the salinity (saltiness) of the ocean is 3.5 percent by volume. A gallon of seawater contains about a qu
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U.S. Geological Survey
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How Salty Is the Ocean? In general, the salinity (saltiness) of the ocean is 3.5 percent by volume. A gallon of seawater contains about a qu