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April 18, 2014

Homework Help: Physics

Posted by Sarah on Sunday, May 6, 2012 at 10:07pm.

A king's crown is said to be solid gold but may be made of lead and covered with gold. when it is weighed in air, the scale reads 0.475 kg. when it is submerged in water the scale reads 0.437 kg.is it solid gold? if not, what percent is mass is gold? (density of gold= 19.3x10^3 kg/m^3)

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