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Chemistry, 21.06.2019 20:30
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Chemistry, 22.06.2019 14:00
Calculate the energy required to ionize a hydrogen atom to an excited state where the electron is initially in the n = 5 energy level. report your answer in kilojoules
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Chemistry, 22.06.2019 22:30
Which of the following is true about the speed of light? it depends on the wavelength.
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What is the percent of oxygen in C6H12O6?...
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