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What is the density of a billiard ball that has a volume of 100 cm3 and a mass of 250 g?
Answers: 2
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Apebble is thrown into a calm lake, ripples are formed from the center and move outward. the water particles in the lake travel in a circular pattern that moves up and down on the surface of a lake, and the energy travels a) diagonally. b) downward. c) horizontally. d) upward.
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On a day when the barometer reads 75.23 cm, a reaction vessel holds 250 ml of ideal gas at 20 celsius. an oil manometer ( ρ= 810 kg/m^3) reads the pressure in the vessel to be 41 cm of oil and below atmospheric pressure. what volume will the gas occupy under s.t.p.?
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Most short-period comets do not have randomly oriented orbits because
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What is the density of a billiard ball that has a volume of 100 cm3 and a mass of 250 g?...
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