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September 21, 2014

September 21, 2014

Posted by **Joe** on Sunday, December 13, 2009 at 8:46am.

- physics -
**drwls**, Sunday, December 13, 2009 at 10:49amIn this case the displaced fluid weighs 1.03 - 0.730 = 0.300 N (the buoyancy force). The displaced fluid mass is 0.300/g = 0.0306 kg. Divide that by the cylinder's volume for the mass density

(demsity) = 0.0306/3.9*10^-5

= 784 kg/m^3

Divide that by ths density of water (1000 kg.m^3) to get the specific gravity of the alcohol.

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