Shown below it the equilibrium between guanidine and the guanidinium ion. NH₂ pKa = 13.60 H₂N-C-NH₂ NH H₂N-C-NH₂ Guanidinium Ion Guanidine The pKa of the guanidinium ion is 13.60. At what pH is guanidine 35% ionized? Type your answer...

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