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A hydrogen atom in an initial state of quantum number n=4 makes the direct transition to a final state with an excitation energy of 1.634 x 10^-18 J.
a. Calculate the energy in joules of the emitted photon during the transition.
b. Consider all possible transitions from the initial state to the final state of the hydrogen atom described above. Calculate all possible values of the wavelength of the emitted radiation.
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a solution is prepared by dissolving 20.0 g of NaI in enoug water tomake 300.mL of solution How many moles of ions are in 25.mL of thesolution?
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Write a balanced chemical equation for the reaction of chlorine with thiosulfate ion, assuming an acidic solution.
Predict the order for increasing binding energies of the C(1s) electron for the following compounds giving your reasoning.
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