ICSE Class 10 Chemistry 2018 Solved Paper

Three solutions P,Q and R have pH value of 3.5, 5.2 and 12.2 respectively. Which one of these is a :

Question : 71

Total: 80

Weak acid?

Solution:

Given : PH values of
‌P=3.5
‌Q=5.2
‌R=12.2
Weak acid is Q.

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