pH Values
The pH scale is introduced by Sorrenson.
pH value generally starts from 0 and ends at 14.
Neutral Solutions are having pH exactly 7.
pH value greater 7and upto14 is basic.
Human blood has pH value-7.3 or 7.4 (Slight basic)
Acid rain pH -3.00 to 4.5Sea water pH -8.5
pH of human stomach -about 3.5
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