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Determine the wavelength of the light absorbed when an electron in a hydrogen atom makes a transition from an orbital in the n=3 level to an orbital in the n=7 level.
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What is the atomic mass of an atom that has 6 protons, 6 neutrons, and 6 electrons? a) 6 b) 8 c) + 1 d) 12 e) 18
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Use the periodic table to determine how many grams of oxygen would be required to react completely with 859.0 g c2h2
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Please help me with question A and B pleas...
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