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April 19, 2015

Homework Help: physics

Posted by ashley on Saturday, June 11, 2011 at 1:37am.

Assuming that 68.1% of the Earth's surface is covered with water at average depth of 1.21 mi. ,estimate the mass of the water on Earth. One mile is 1.609 km and the radius
of the earth is 6.37 x 10^6 m. Answer in units of kg

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