Multimedia Environmental Models - Chapter 6 pot

... D C (mol/m 3 ) m (mol) Rate (mol/h) Air 10000 4 ¥ 10 –4 0.0 069 3 0.0277 0.03 86 3 86 2 .68 Water 100 0.1 0.00924 0.0924 9 .66 966 8.93 Soil 10 1.0 0.0139 0.13 86 96. 6 966 13.39 Total 2318 25.0 ©2001 CRC Press LLC f = 15/0.5 ... 9 .60 6 C A = 0.0038 rate = D f = 0.384 C W = 0. 960 6 = 9 .60 6 C S = 9 .60 60 = 0.010 Phase Volume V (m 3 )Z k VZk or D C (mol/m 3 ) m (mol) Rate (mol/h...

Ngày tải lên: 11/08/2014, 04:20

... 2-Nitrophenol Aroclor 1 260 4-Nitrophenol 2,4-Dinitrophenol Chlorinated Dibenzo-p-dioxins 4 , 6- Dinitro-o-cresol 2,3,7,8-Tetrachlorodibenzo-p-dioxin Nitrobenzene Tetrachlorinated dibenzo-p-dioxins ... dibenzo-p-dioxins 2,4-Dinitrotoluene Pentachlorinated dibenzo-p-dioxins 2 , 6- Dinitrotoluene Hexachlorinated dibenzo-p-dioxins Heptachlorinated dibenzo-p-dioxins 1-Nitronaphthalene Octachl...

Ngày tải lên: 11/08/2014, 04:20

... accurate, compre- ©2001 CRC Press LLC 6. 2 Advection 6. 3 Degrading Reactions 6. 4 Combined Advection and Reaction 6. 5 Unsteady-State Calculations 6. 6 The Nature of Environmental Reactions 6. 7 Level ... Coefficients 5.5 Environmental Partition Coefficients and Z Values 5 .6 Multimedia Partitioning Calculations 5.7 Level I Calculations 5.8 Concluding Examples Chapter 6...

Ngày tải lên: 11/08/2014, 04:20

... when C/C o is 0.5; or 10 –2 t is –ln 0.5 or 0 .69 3; or t is 69 .3 h Note that the half-time t is 0 .69 3/k. This relationship, that the half-time is 0 .69 3 divided by the rate constant, is very important ... in the cross-flow or down-flow directions. 2.3.2 Steady- and Unsteady-State Conditions If conditions change relatively slowly with time, there is an incentive to assume “steady-sta...

Ngày tải lên: 11/08/2014, 04:20

... The tem- perature, density, and pressure of the atmosphere fall steadily with increasing height, McKay, Donald. "The Nature of Environmental Media" Multimedia Environmental Models Edited ... 1200 500 500 1000 1700 250 Resuspension 200 480 200 200 400 68 0 100 OM conversion – – 233 233 233 233 117 Burial (solids) 300 720 67 67 367 787 33 Total burial is 1000 cm 3 /year...

Ngày tải lên: 11/08/2014, 04:20

... ©2001 CRC Press LLC CHAPTER 7 Intermedia Transport 7.1 INTRODUCTION The Level II calculations described in Chapter 6 contain the major weakness that they assume environmental media to ... of which, such as air-water transfer, consist of several contrib- uting processes. The human mind is incapable of making sense of the vast quantity of physical chemical and environmental da...

Ngày tải lên: 11/08/2014, 04:20

... that is, Predicted low middle high Observed low 0.000 0. 266 0.001 0. 266 middle 0.000 0.5 56 0.015 0.570 high 0.000 0.140 0.025 0. 165 0.000 0. 961 0.040 1 where small inconsistencies in the table are ... Finally, one may evaluate the models on within-sample or out-of- sample forecasting performance. 128 Quantitative models in marketing research If we generate within-sample forecasts...

Ngày tải lên: 06/07/2014, 05:20

... 2.55 0. 167 0.032 0.2330 39. 16 3.71 0.2 96 0.8587 2 .68 0.1 76 0.035 0.2 267 38. 96 3 .68 0.2 86 "  2 .62 0.170 0.033 "  39.15 3 .69 0.292 Std. dev. 0. 06 0.0 06 0.002 Std. dev. 0. 16 0.01 0.005 CV ... 2 .63 0.04 40 420 2 .63 –2.75 2 .68 0.04 100 150 2 .62 –2 .69 2 .66 0.03 300 50 2 .60 –2 .68 2 .64 0.03 Glencoe 10 2000 5 .65 6. 05 5.81 0.15 40 420 5 .68 –5. 86 5.78 0....

Ngày tải lên: 11/08/2014, 12:21

... 2330 2 3 360 3 264 0 4 2755 5 2 860 6 265 0 7 2340 8 2350 9 2888 10 2330 7-Day Moving Ave. for Day 7 2330 3 360 = ++2 264 0 2755 2 860 265 0 2340 7 ++++ = 2705 mg/L 7-Day Moving Ave. for Day 8 3 360 264 0 = ++ 22755 ... 0.01 10 .6 0 .6 0. 36 9.5 –0.5 0.25 11.5 1.5 2.25 9.5 –0.5 0.25 10.0 0 0 9.4 –0 .6 0. 36 3.99 +3s+2s+sM−s−2s−3s 95. 46% 68 . 26% 99.74% s = − − ∑ (X X)2 n1 X X = 1...

Ngày tải lên: 11/08/2014, 17:20

... 192. 168 .2.0/23, 192. 168 .4.0/22, and 192. 168 .8.0/21 are all subnets of 192. 168 .0.0/20 21  Any of these / 16 subnets can be subnetted further.  For example the 10.1.0.0/ 16 subnet is subnetted ... networks—172.20.0.0/ 16, 172.21.0.0/ 16, 172.22.0.0/ 16, and 172.23.0.0/ CIDR  Route Summarization  Calculating Route Summarization 45 Route Summarization  Although 172.22.0.0/ 16...

Ngày tải lên: 23/02/2014, 09:20