The energy levels of a helium ion he may be calculated from
The energy levels of a Helium Ion, He+, may be calculated from the Bohr Theory using z = 2 for the atomic number, En = -1312.04 Z2/n2 or En=-5248.16/n2 (kJ mol-1) for n=1, 2,3,.... Calculate the first 4 energy levels of He+
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The parameters of a certain transmission line operating at ω = 6×108 rad/s are L = 0.35μH/m, C = 40 pF/m, G = 75 μS/m, and R = 17 Ω/m => α=0.0943 Np/m, β=2.2467 rad/m, λ=2.7966 m, Z0 =93.623-j3.6368
What are the most important kinds of INTERmolecular forces present in each of the following substances
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(a) Assume that the mobility of a carrier at T = 300K is u = 925 cm^2/V-s. Calculate the carrier diffusion coefficient. (b) Assume that the diffusion coefficient of a carrier at T = 300 K is D = 28.3 cm^2/s. Calculate the carrier mobility.
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Calculate the difference in energy between the second and first levels and between the fourth and third level (i.e. find Delta E = En Upper - En Lower for n upper=2, n lower =1 and for n upper = 4, n lower =3)
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