Question: (a) If the density of an object is exactly equal to the density of a fluid, the object will (1) float, (2) sink, (3) stay

(a) If the density of an object is exactly equal to the density of a fluid, the object will (1) float, (2) sink, (3) stay at any height in the fluid, as long as it is totally immersed.
(b) A cube 8.5 cm on each side has a mass of 0.65 kg. Will the cube float or sink in water? Prove your answer.

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