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A solid cube of wood with a density of 700 kg/m³ and a volume of 0.5 m³ is placed in water. Will the cube float or sink, and why?
The volume of a 500 g sealed packet is 350 cm³. Will the packet float or sink in a saturated salt solution, if the density of the solution is 1.2 g cm⁻³? What will be the mass of the solution displaced by this packet?
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