Question: ( 1 5 pts ) An oxygen transfer test was performed to determine efficiency of the aeration of a diffused aerator at 8 C .

(15 pts) An oxygen transfer test was performed to determine efficiency of the aeration of
a diffused aerator at 8C. The results of the test are shown in the LnY versus Time plot
below, where Y is the deficit ratio. Calculate the time required to increase the bulk liquid
oxygen concentration from 2mgL to 8mgL with the mentioned aerator at 20C. Note that
(temperature coefficient) is 1.024.
(15 pts) An oxygen transfer test was performed to determine efficiency

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