The pH of human blood is slightly basic. Which of the following would be the pH of human blood?
A
10.6
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B
7.4
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C
7
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D
6.4
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E
4.6
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Solution
The correct option is C 7.4 Any solution having pH 7 is neutral while the pH range more than 7 denotes alkaline nature and below 7 shows the acidic nature of the solution. Since, blood pH is slightly alkaline, it should be near 7 i.e., 7.4.