![P H METER. P H pH is a unit of measure which describes the degree of acidity or basicity of a solution. It is measured on a scale of 0 to 14. P H METER. P H pH is a unit of measure which describes the degree of acidity or basicity of a solution. It is measured on a scale of 0 to 14.](https://images.slideplayer.com/25/7819023/slides/slide_10.jpg)
P H METER. P H pH is a unit of measure which describes the degree of acidity or basicity of a solution. It is measured on a scale of 0 to 14.
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![PH meter Bushra mubarak. pH pH is defined as the negative logarithm of the hydrogen ion activity aH. Unit of measure which describes the degree of acidity. - ppt download PH meter Bushra mubarak. pH pH is defined as the negative logarithm of the hydrogen ion activity aH. Unit of measure which describes the degree of acidity. - ppt download](https://images.slideplayer.com/34/10177171/slides/slide_14.jpg)