Published by:
CGP EDU Academic Team
Published on: August 12, 2026
pH of water is 7 at 
. If water is heated to 
., it's pH will:
A
Decrease
B
concentration increases, 
concentration decreases C
Remains the same
D
Increase
Text Solution
Verified by ExpertsThe correct answer is:
A
At 
, pure water has 
As temperature increased, water molecules dissociate more into hydrogen ions 
and hydroxide ions 
. This increased dissociation leads to slightly decrease in pH . At 
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