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posted by john on Saturday, March 20, 2010 at 10:32pm.
a rectangular box measures 5 x 1 x .5 m. what mass may be loaded in it (including the mass of the box) before it sinks in a lake?
mass=density*volume volume=5*1*5=25m3 density=1000kg/m3 mass=1000*25=25000kg
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