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Density

A piece of go...

Question

A piece of gold weight 10.5185 g in air and 9.9735 g when immersed in water. What is the relative density of the gold?

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Solution

Relative density $= \frac{W e i g h t i n a i r}{L o s s i n w e i g h t i n w a t e r} = \frac{10.5185}{10.5185 - 9.9735} = \frac{10.5185}{0.545} = 19.3$

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