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Question
For a 0.10 M solution of glutaric acid, HO2C(CH2)3CO2H (Ka1= 4.6 x10-5, Ka2=3.9x10-6), rank the following species in order of increasing equilibrium concentration.
A) H3O+< -O2C(CH2)3COO-< HO2C(CH2)3COO-< OH-< HO2C(CH2)3CO2H
B) OH-< -O2C(CH2)3COO-< H3O+< HO2C(CH2)3COO-< HO2C(CH2)3CO2H
C) OH-< -O2C(CH2)3COO-< HO2C(CH2)3COO-< H3O+< HO2C(CH2)3CO2H
D) H3O+< HO2C(CH2)3CO2H < HO2C(CH2)3COO-< -O2C(CH2)3COO-< OH-
E) OH-< -O2C(CH2)3COO-< HO2C(CH2)3COO-< HO2C(CH2)3CO2H < H3O+
Answer
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