Question

Good night frnds



last question
What is pH scale

Answer 1

hiiiiiiiiiiiiiii friend A measure of acidity or alkalinity of water soluble substances (pH stands for 'potential of Hydrogen'). 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 most acidic.

Answer 2

good night dear
PH scale is an intrument which is used to know whether a solution is acidic,basic or neutral.
It ranges from 1-14.
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