Table 4.2. Values of the quantum yields and absorption cross sections for Reaction (4.46) ar 25C for various wavelength bands between 0.295 pm and 0.410 wn; also listed is the actinic flux at the surface ar solar noon at a latitude of 40N on 1 March Wavelength Interval (um) Quantum Yield Absorption Cross Section (in units of 10-cm') 19 Actinic Flux (photons cm's') 0.98 0.98 0.97 0.96 0.95 0.94 0.93 0.92 0.295-0.300 0.300-0.305 0.305-0.310 0.310-0.315 0.315-0.320 0.320-0.325 0.325-0.330 0.330-0.335 0.335-0.340 0.340-0.345 0345-0.350 0.350 1.355 0.355-0.360 0360-0.365 0.365-0.370 0370-0.375 0.375-0.380 0380-0.385 0.385-0.390 0.390-0.395 0.395-0.400 0.400- 0.405-0.410 0.91 0.90 0.89 0.88 0.87 0.86 0.85 0.84 0.83 0.82 0.80 0.77 0.75 0.55 0.23 1.07 1.42 1.71 2.01 2.40 2.67 2.89 3.22 3.67 3.98 4.09 4.62 4.82 5.15 5.60 5.39 5.67 5.97 5.97 5.95 6.33 6.54 6.05 2.00 x 10' 7.80 x 1012 4.76 x 1013 1.44 x 10 2.33 x 10" 3.18 x 10" 4.83 x 10 530 x 101 5.37 x 10" 5.90 x 10" 5.98 x 10" 6.86 x 10" 6.39 x 10 7.16 x 10" 8.90 x 10" 8.11 x 10 9.14 x 10 7.63 x 10" & 46 x 10 8.78 x 10" 1.07 x 1015 1.28 x 10'5 1.44 x 1015 Nores 61 Exercise 45. Using the information given in Table 4.2, calculate the value of the photolysis rate coefficient, between wavelengths of 0.295 and 0.410 um for the reaction NO2+ hv + NO + O (4.46) Assume a cloud-free day and a surface albedo of zero