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//Variable Declarations
h = 6.626e-34 //Planks constant, J.s
k = 1.38e-23 //Boltzman constant, J/K
c = 3.0e8 //speed of light, m/s
Ba = 1.48 //Frequency for OCS, 1/cm
Bb = [2.84,0.191,0.179] //Frequency for ONCI, 1/cm
Bc = [9.40,1.29,1.13] //Frequency for CH2O, 1/cm
T298 = 298.0 //Temperture of Hydrogen, K
T1000 = 1000 //Temperture of Hydrogen, K
nubar = 208
//Calculations
qv298 = 1./(1.-exp(-h*c*100*nubar/(k*T298)))
qv1000 = 1./(1.-exp(-h*c*100*nubar/(k*T1000)))
//Results
printf("\n Vibrational partition function for I2 at %4d and %4d are %4.2f K and %4.2f respectively",T298, T1000,qv298, qv1000)
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