The titration of 1.00 L of a 1.00 M solution of the triprotic acid, H3A, with...
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The titration of 1.00 L of a 1.00 M solution of the triprotic acid, H3A, with 1.00 M NaOH is shown below. It is not drawn to scale. A B 10.0 8.0 6.0 4.0 2.0 H3A + H₂0 H₂A + H₂0 1.0 = = D = E 2.0 equivalents of base H30' + H₂A" H30' + HA2 F 3.0 Ka1 = 5.31E-3 Kaz = 6.37E-7 HA² + H₂O H₂0¹ + A³ Ka3 = 7.25E-10 What is the pH at A? Enter your answer to 3 significant figures. pH = 1.14 What is the pH at G? Enter your answer to 3 significant figures. pH = The titration of 1.00 L of a 1.00 M solution of the triprotic acid, H3A, with 1.00 M NaOH is shown below. It is not drawn to scale. A B 10.0 8.0 6.0 4.0 2.0 H3A + H₂0 H₂A + H₂0 1.0 = = D = E 2.0 equivalents of base H30' + H₂A" H30' + HA2 F 3.0 Ka1 = 5.31E-3 Kaz = 6.37E-7 HA² + H₂O H₂0¹ + A³ Ka3 = 7.25E-10 What is the pH at A? Enter your answer to 3 significant figures. pH = 1.14 What is the pH at G? Enter your answer to 3 significant figures. pH =
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