5. The vibrational modes of a particular molecule are listed below. Calculate thevibrational contribution to the molar entropy at 300 K.ModeDegeneracywavenumber / cm-1v1206v2305v31083v41367USEFUL CONSTANTSR = 8.314 J/mol/K = 0.08205 Latm/mol/KkB =1.38 x10-23 J/Kh = 6.626×10-34 J sc = 3x108 m/s1 cm-1 = 1.98x10-23 JSTP = 298 K, 1bar (105 N/m²)12 3

Given : S. No. Degenracy(m) wave no (cm-1) v1 1 206 v2 1 305 v3 2 1083 v4 3 1367

5. The vibrational modes of a particular molecule are listed below. Calculate the vibrational contribution to the molar entropy at 300 K. IIT Mode Degeneracy wavenumber / cm-1 v1 1 206 v2 1 305 v3 2 1083 v4 3 1367

5. The vibrational modes of a particular molecule are listed below. Calculate the vibrational contribution to the molar entropy at 300 K. IIT Mode Degeneracy wavenumber / cm-1 v1 1 206 v2 1 305 v3 2 1083 v4 3 1367

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

5. The vibrational modes of a particular molecule are listed below. Calculate the
vibrational contribution to the molar entropy at 300 K.
Mode
Degeneracy
wavenumber / cm-1
v1
206
v2
305
v3
1083
v4
1367
USEFUL CONSTANTS
R = 8.314 J/mol/K = 0.08205 Latm/mol/K
kB =1.38 x10-23 J/K
h = 6.626×10-34 J s
c = 3x108 m/s
1 cm-1 = 1.98x10-23 J
STP = 298 K, 1bar (105 N/m²)
12 3

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