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NEET - Chemistry
Equilibrium Practice Q & A
Q:4
An acid HA ionises as
HA ⇌ H
+
+ A
–
The pH of 1.0 M solution is 5. Its dissociation constant would be
1 × 10
–5
1 × 10
–10
5
5 × 10
–8
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What is the best description of the change that occurs when Na
2
O(s) is dissolved in water?
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