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en.wikipedia.org/wiki/PH

In chemistry, pH (potential of hydrogen) is a numeric scale used to specify the acidity or basicity .... One way to do this, which has been used extensively, is to titrate a solution of known concentration of a strong acid with a solution of ... A slope factor of less than 0.95 indicates that the electrode is not functioning correctly.

www.businessdictionary.com/definition/pH-scale.html

A pH value is a number from 1 to 14, with 7 as the middle (neutral) point. Values below 7 indicate acidity which increases as the number decreases, 1 being the ...

www.edu.pe.ca/gulfshore/Archives/ACIDSBAS/scipage.htm

The pH scale measures how acidic or basic a substance is. It ranges from 0 to ... If a pH is lower than 7 it indicates the solution is an acid. ... What does it look like.

chemistry.elmhurst.edu/vchembook/184ph.html

The pH scale measures how acidic or basic a substance is. ... The values for Kw, H+, OH- concentration all indicate that the equilibrium favors the reactant (water ...

www.parish-supply.com/ph-scale.aspx

ph scale, A measure of the degree of the acidity or the alkalinity of a solution as ... How does the pH affect the cleaning power and corrosiveness of a product? ... that pH is a measure of intensity, and not capacity; i.e., pH indicates the intensity  ...

www.sciencebuddies.org/science-fair-projects/references/acids-bases-the-ph-scale

An Introduction to acids, bases, and the pH scale. ... What does it mean for a solution to be acidic or basic (alkaline)?. It all has to do with hydrogen ions ...

www.answers.com/Q/What_does_the_pH_scale_indicate

Answer the pH scale is used to show how acidic or basic a substance is... you usually use red or blue litmus paper, and then using the label that.

sciencing.com/ph-numbers-considered-acidic-base-neutral-8614.html

Apr 24, 2017 ... The pH scale, which ranges from 0 to 14, indicates how acidic or alkaline a material is. The scale is based on the concentration of hydrogen, H, ...

www.thoughtco.com/what-does-ph-stand-for-608888

Jun 29, 2017 ... Learn what the term pH stands for, where it originated and get a brief look at the history of the pH scale.