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5.12 Some wastewater has a BOD5 of 150mg/L at 20C. The reaction rate k at that temperature has been determined to be 0.23 /day. (a)

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5.12 Some wastewater has a BOD5 of 150mg/L at 20C. The reaction rate k at that temperature has been determined to be 0.23 /day. (a) Find the ultimate carbonaceous BOD. (b) Find the reaction rate coefficient at 15C. (c) Find BOD5 at 15C

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