The normal pH range of urine is ________
A) 7-9
B) 3.5-7
C) 4.5-8
D) 1-4.5
C
Explanation:
A) A pH of 9 is too high for a normal urine sample.
B) A pH of 3.5 is too low for a normal urine sample.
D) A pH below 4.5 is too low for a normal urine sample.
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