The data below by Hermanowicz et al. (1999) slow the decay of ozone residual in treated water from the upper Hackensack River. Estimate the Ct that can be achieved after 20 minutes of contact time. T (min) | C (mg/L) | T (min) | C (mg/L) 0 0.97 12 0.155 1 1.02 0.135 2 3 4 5 6 7 8 9 10 11 085 0.71 0.58 0.49 0.41 0.35 0.295 0.25 0.22 0.185 13 14 15 16 17 18 19 20 21 22 0.12 0.115 0.11 0.105 0.1 0.1 0.095 0.09 0.09 Page 1 of 3

Structural Analysis
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3. The data below by Hermanowicz et al. (1999) slow the decay of ozone residual in treated water
from the upper Hackensack River. Estimate the Ct that can be achieved after 20 minutes of
contact time.
T (min) C (mg/L) | T (min) | C (mg/L)
0.97
12
0.155
1.02
13
0.135
1
2
3
4
5
6
7
8
9
10
11
085
0.71
0.58
0.49
0.41
0.35
0.295
0.25
0.22
0.185
14
15
16
17
18
19
20
21
22
0.12
0.115
0.11
0.105
0.1
0.1
0.095
0.09
0.09
Page 1 of 3
Transcribed Image Text:3. The data below by Hermanowicz et al. (1999) slow the decay of ozone residual in treated water from the upper Hackensack River. Estimate the Ct that can be achieved after 20 minutes of contact time. T (min) C (mg/L) | T (min) | C (mg/L) 0.97 12 0.155 1.02 13 0.135 1 2 3 4 5 6 7 8 9 10 11 085 0.71 0.58 0.49 0.41 0.35 0.295 0.25 0.22 0.185 14 15 16 17 18 19 20 21 22 0.12 0.115 0.11 0.105 0.1 0.1 0.095 0.09 0.09 Page 1 of 3
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