NURSING ANM AND GNM

NURSING EXAM QUESTIONS

BIOCHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The pOH of sea water is 5. What is its pH?
A
6
B
5
C
7
D
9
Explanation: 

Detailed explanation-1: -The given $pOH $ of solution is 9. To find its pH value we will use the formula, $pOH=14-pH$. So, pH = 14-9 = 5.

Detailed explanation-2: -Answer and Explanation: There fore a solution that has a pOH of 5 will have a pH of 14-5. The pH of this solution is 9.

Detailed explanation-3: -Answer and Explanation: If the solution has a pH of 9, then the concentration of OH-is 10−5M 10 − 5 M (Answer Choice C).

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