Chapter 21615P21.35Rotational Kinetic Energy =122IωImr=22, m=××−35 0 1 67 1027..kg,r=−1010mI=×⋅−117 1045. kgm2−200 10121s∴==×−KIrotJ12233 10221.ClClFIG. P21.35Section 21.5The Boltzmann Distribution LawSection 21.6Distribution of Molecular SpeedsP21.36(a)The ratio of the number at higher energy to the number at lower energy is eEkTB−∆where∆Eis the energy difference. Here,∆E=×FHGIKJ−−10 2160 10163 101918...eVJ1 eVJafand at 0°C,kTB=×−−13810273377102321JKKJejaf.Since this is much less than the excitation energy, nearly all the atoms will be in the groundstate and the number excited is
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This note was uploaded on 12/14/2011 for the course PHY 203 taught by Professor Staff during the Fall '11 term at Indiana State University .