For the diprotic weak acid H.A, K = 3.2 x 10 and K2 = 8.7 x 10-'. What is the pH of a 0.0550 M solution of H, A? pH = What are the equilibrium concentrations of H, A and A?- in this solution? [HA] = A-1 =
For the diprotic weak acid H2A, K 1 = 2.1 x 10- and K2 = 7.0 x 10- What is the pH of a 0.0550 M solution of H,A? pH = What are the equilibrium concentrations of H.A and A?- in this solution? [H, A) = (A?-) =
For the diprotic weak acid H2A, Kal = 3.2 x 10- and K2 = 6.7 x 10 What is the pH of a 0.0450 M solution of H,A? pH = What are the equilibrium concentrations of H, A and A in this solution? [HA] = A-1 = M
For the diprotic weak acid H2A, Kal = 3.5 x 10 and K 2 = 7.9 x 10 9. What is the pH of a 0.0750 M solution of H, A? pH = What are the equilibrium concentrations of H, A and AP in this solution? [H,A] = [A-]=
For the diprotic weak acid H2A, K.1 = 3.3 x 10-6 and K 2 = 7.1 x 10-9 What is the pH of a 0.0550 M solution of H,A? pH = What are the equilibrium concentrations of H, A and A?- in this solution? [H, A] = [A?-) =
For the diprotic weak acid H2A, Kal = 2.8 x 10-6 and K2 = 6.5 x 10-9. What is the pH of a 0.0400 M solution of H,A? pH = What are the equilibrium concentrations of H, A and A2- in this solution? [HA] = [A-] =
For the diprotic weak acid H2A, Kal = 2.8 x 10-6 and Ka2 = 6.8 x 10-9. What is the pH of a 0.0550 M solution of H, A? pH = What are the equilibrium concentrations of H, A and A2- in this solution? [HA] = [A2-) =
For the diprotic weak acid H2A, K a1 = 3.1 × 10 − 6 and K a2 = 7.2 × 10 − 9 . What is the pH of a 0.0500 M solution of H 2 A ? pH = What are the equilibrium concentrations of H 2 A and A 2 − in this solution? [ H 2 A ] = [ A 2 − ] =
For the diprotic weak acid H2A, Ka1 = 3.1 × 10-5 and Ka2 = 8.2 × 10-7. What is the pH of a 0.0650 M solution of H2A? What are the equilibrium concentrations of H2A and A2– in this solution?
For the diprotic weak acid H2A, K a1 = 3.5 × 10 − 6 and K a2 = 5.5 × 10 − 9 . What is the pH of a 0.0800 M solution of H 2 A ? What are the equilibrium concentrations of H2A and A2− in this solution? [H2A]=.???M [A2−]=???M