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College Chem

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The density of the Earth is about 3.5g/cubic centimeters. If the Earth has a radius of 1.126 by 10 (to the seventh power) meters, what is its mass? (hint: volume= 4(pie)r(to the third power)/3; 1 meter=100 centimeters

  • College Chem -

    What's your problem here? It's just substituting and some changes in units. By the way, that's pi the Greek letter and not the pie we eat.

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