## Info

8.8 A breakthrough experiment is conducted for phenol producing the results shown in Problem 8.7. The length of the active zone is calculated to be

5.1 mm. The influent phenol concentration is 25 mg/L. The packed density of the bed is 721.58 kg/m3 • (X/M)ult = 0.020 kg/kg. Calculate the diameter of the column used in the experiment.

8.9 A breakthrough experiment is conducted for phenol producing the results shown in Problem 8.7. The length of the active zone is calculated to be 5.1 mm. The influent phenol concentration is 25 mg/L. (X/M)ult = 0.020 kg/kg. The diameter of the column used in the experiment is 2.5 cm. Calculate the packed density of the carbon used.

8.10 A breakthrough experiment is conducted for phenol producing the results shown in Problem 8.7. The length of the active zone is calculated to be 5.1 mm. The influent phenol concentration is 25 mg/L. The diameter of the column used in the experiment is 2.5 cm and the packed density of the bed is 721.58 kg/m . Calculate the adsorption capacity of the bed.

8.11 A breakthrough experiment is conducted for phenol producing the results below. Determine the length S of the active zone. The diameter of the column used is 2.5 cm, and the packed density of the bed is 721.58 kg/m . [Co] is equal to 25 mg/L. (X/M)utt = 0.020 kg/kg.

C (mg/L)

V (L)

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