Today's Google doodle celebrates SPL Sorensen, the Danish chemist famous for the invention of the pH scale in 1909. In chemistry, pH is a logarithmic scale used to specify the acidity or alkalinity of ...
The pH scale measures the acidity or alkalinity of a substance, ranging from 0 to 14, with values below 7 representing acidity, above 7 representing alkalinity, and 7 representing neutrality.
NEW DELHI: Google on Tuesday celebrated Danish chemist Soren Peder Lauritz Sorensen who introduced the pH scale to the world with an interactive Doodle. Sorensen's method of expressing acidity -- the ...
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