Assignment 4-2013 soln

B 8 hr value for 8 hr naaqs standard valued at 10000

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Unformatted text preview: alue = For 8-hr NAAQS standard valued at 10,000 , there is no health threat. Solution: (a) Mass of organic compound = 50 Kg, stability class is (F), wind speed = 1 m/s (rural conditions) X = 1000 m ( ( = ( Now we know that, ( ⁄ ( ) ⁄ ⁄ ( ⁄) Putting all the values in the above equation, we get, S.no. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Time (s) Concentration (gram per cubic meter) 5 0 10 0 20 0 30 0 60 0 300 0 600 0 700 0 800 1.01 900 2.86 1000 18.79 1100 2.86 1200 1.01 1300 0 1400 0 20 Concentration 15 10 5 0 0 200 400 600 800 -5 (b) C max = ( =( 1400, 0 1400 1600 1200 Time ⁄ ( ⁄ ( 1000 ⁄ ⁄ ) ) ⁄...
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