ScienceCâu 64 / 120
What is the pH value that is considered neutral on the pH scale?
a.7
b.0
c.14
d.10
Giải thích
The pH scale ranges from 0 to 14, with 7 being neutral. Values below 7 are acidic and values above 7 are basic (alkaline). Pure water has a pH of 7.
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