Density Questions

2014-03-26 · water = 1.0 g/cm3 ethanol=0.76 g/cm3 mercury=13.6 g/cm3 air = 1.20 kg/m3 He=0.18 kg/m3. Volume of a block: V=lwh Density: =m/V. Volume of a sphere: V=(4/3)r3 Weight: Fg=mg . Net force: F = ma. PART I. If a block of aluminum measures 4.0 cm x 5.0 cm x 2.0 cm is completely submerged in a tank of water, what volume of water does it displace? 40 cm3. What is the mass of the displaced water… ................
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