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Consider the Following Information About the Diprotic Acid Ascorbic Acid

Question 75

Multiple Choice

Consider the following information about the diprotic acid ascorbic acid (H2As for short, molar mass = 176.1) . Consider the following information about the diprotic acid ascorbic acid (H<sub>2</sub>As for short, molar mass = 176.1) . The titration curve for disodium ascorbate, Na<sub>2</sub>As, with standard HCl is shown below: -What is the pH at point I (V<sub>1</sub>/2 HCl added) ? A) 7.95 B) 12.39 C) 10 D) 11.79 E) none of these The titration curve for disodium ascorbate, Na2As, with standard HCl is shown below: Consider the following information about the diprotic acid ascorbic acid (H<sub>2</sub>As for short, molar mass = 176.1) . The titration curve for disodium ascorbate, Na<sub>2</sub>As, with standard HCl is shown below: -What is the pH at point I (V<sub>1</sub>/2 HCl added) ? A) 7.95 B) 12.39 C) 10 D) 11.79 E) none of these
-What is the pH at point I (V1/2 HCl added) ?


A) 7.95
B) 12.39
C) 10
D) 11.79
E) none of these

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