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A photon is emitted from an atom with an energy of 3.25 x 10^(-19) J. What is the wavelength of the photon?
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Acylinder is filled with 2.00 moles of nitrogen, 3.00 moles of argon and 5.00 moles of helium. if the gas mixture is at stp, what is the partial pressure of the argon
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Asample of radium-226 will decay 1/4 of its original amount after 3200years. what is the half-life of radium-226?
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If it is an isoelectronic series select true, if not select false. o2-, s2-, se2-, te2- na+, k+, rb+, cs+ n3-, p3-, as3-, sb3- ag, cd+, sn3+, sb4+ f-, cl-, br-, i- f-, ne, na+, mg2+ s2-, s, s6+
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A photon is emitted from an atom with an energy of 3.25 x 10^(-19) J. What is the wavelength of the...
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