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Which among the following statements with regard to pH scale is/are correct?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. Select the correct answer using the code given below

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Which among the following statements with regard to pH scale is/are correct?<br />I. It is a logarithmic scale.<br />II. The scale is limited to 0-14 because the ionic product of water is about 10<sup>–14 </sup>III. The lower the value of pH, the greater is the acidity of the solution. Select the correct answer using the code given below






 
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