Testing pH

Question

A urine specimen was collected at 6:00 A.M. and remained at room temperature until it was received in the laboratory at 3:30 P.M. How may the pH of the specimen be affected by the extended time at room temperature if bacteria are present in the specimen?

Please select the single best answer

The pH may become more acidic.
The pH may become more alkaline.
The pH would probably not be affected.

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