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An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.
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Estimate the molar mass of the gas that effuses at 1.6 times the effusion rate of carbon dioxide.
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In which of the following phases of matter do molecules have the highest amount of energy? a. liquid b. gel c. solid d. gas
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