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Which of the following units is not an official si unit
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Nan element’s square on the periodic table, the number with the greatest numerical value represents the
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How does a sample of helium at 15 degree celsius compare to a sample of helium at 215 k? a) the helium at 15 degrees celsius has a higher average kinetic energy that the sample at 215 k. b) the helium at 15 degrees celsius has lower nuclear energy that the sample at 215 k. c) the helium at 15 degrees celsius has slower- moving atoms that the sample at 215 k. d) the helium at 15 degrees celsius has smaller atoms than the sample at 215 k.
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Asolution is made by dissolving 21.5 grams of glucose (c6h12o6) in 255 grams of water. what is the f...