Graduate Pharmacy Aptitude Test (GPAT) 2017 Solved Paper

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Question : 112 of 125

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Indicate which of the following statements is true

A weakly acidic drug is unionised when pH of the solution is at last 2‌pH units below its pKa
Acidic drugs are noninonized at pH‌9
Acidic drugs are less soluble in alkaline solution
The higher the pKaof a weak acid, the stronger is acid

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