Biochemistry - Water, pH and Macromolecules - Discussion

Discussion :: Water, pH and Macromolecules - Section 1 (Q.No.11)

11. 

What is the concentration, in moles/liter, of the hydrogen ion, if pH of a solution is 7?

[A]. 7
[B]. 7 x 10-7
[C]. 5 x 10-7
[D]. 1 x 10-7

Answer: Option D

Explanation:

No answer description available for this question.

Maro said: (Nov 30, 2014)  
PH = -logH.
H = shift log PH.

Mohamed Hareish said: (Oct 22, 2016)  
I don't understand this answer. Please help me.

Almas said: (Mar 14, 2018)  
Please, I don't understand the answer. Anyone, please explain me.

Ramya said: (Apr 3, 2018)  
Please explain the answer.

Girija Prasad Das said: (Jun 11, 2018)  
Simple:

PH = 7.
So, log 1/H+=7.
=>H+ Ion=10^-7.

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