I. It is a logarithmic scale. |
II. The scale is limited to 0-14 because the ionic product of water is about \[{{10}^{-14}}\] |
III. The lower the value of pH, the greater is the acidity of the solution. |
A) I and II only
B) I, II and III
C) I and III only
D) II only
Correct Answer: B
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