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April 19, 2015

April 19, 2015

Posted by **ali** on Thursday, October 6, 2011 at 2:51pm.

- physics -
**Steve**, Thursday, October 6, 2011 at 3:52pmmass = density (g/cm³) * volume (cm³)

mass = 2.7 g/cm³ * 4³cm³ = 2.7*64g = 172.8 g

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