Ionic EquilibriumHard
Question
What fraction of an indicator HIn is in basic form at a pH of 6 if the pKa of the indicator is 5 ?
Options
A.1/2
B.1/11
C.10/11
D.1/10
Solution
pH = pKa + log 
⇒ 6 = 5 + log 
⇒ 1 = log 
= 10 ⇒ 
⇒ 6 = 5 + log ⇒ 1 = log = 10 ⇒ Create a free account to view solution
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