An energy of 122 eV is needed to remove an electron from the n = 1 state of a lithium atom. If a single photon accomplishes this task,what wavelength is needed? (h = 6.63 x 10^-34J*s,c = 3.00 x 10⁸ m/s,1 eV = 1.6 x 10^-19 J,and 1 nm = 10^-9 m) A)13.2 nm B)12.2 nm C)11.2 nm D)10.2 nm

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The Answer of An energy of 122 eV is needed to remove an electron from the n = 1 state of a lithium atom. If a single photon accomplishes this task,what wavelength is needed? (h = 6.63 x 10^-34J*s,c = 3.00 x 10⁸ m/s,1 eV = 1.6 x 10^-19 J,and 1 nm = 10^-9 m) A)13.2 nm B)12.2 nm C)11.2 nm D)10.2 nm

An Energy of 122 EV Is Needed to Remove an Electron