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Using image attached please answer the 2 questions in the image attached Also please calculate error Please please please answer as soon as possible

Using image attached please answer the 2 questions in the image attached Also please calculate error Please please please answer as soon as possible

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Using image attached please answer the 2 questions in the image attached Also please calculate error Please please please answer as soon as possible
PK9=6.85 PH = pKa + 7.0=6.85+ 1091A-1 IHA! +10g 1A-1 1A-1 THAI = 10015 = 1.41 1A1=1.41 VÁ + VHA = 20.00 1.41 VA VHA = 20.00 2.41VHA = 20.00 = 20.00 2.41 VHA = 8.298.30mL) VA = 20.00-VHA = 20.00-8.30 THAI 109 1A-1 VA = 1.41VHA VHA =7.0-6.85 IHAI 109 1A7 =0.15 THAI VA- 11.70 mL
Transcribed Image Text:PK9=6.85 PH = pKa + 7.0=6.85+ 1091A-1 IHA! +10g 1A-1 1A-1 THAI = 10015 = 1.41 1A1=1.41 VÁ + VHA = 20.00 1.41 VA VHA = 20.00 2.41VHA = 20.00 = 20.00 2.41 VHA = 8.298.30mL) VA = 20.00-VHA = 20.00-8.30 THAI 109 1A-1 VA = 1.41VHA VHA =7.0-6.85 IHAI 109 1A7 =0.15 THAI VA- 11.70 mL
Part II. Buffer Preparation. Target pH: 6.87 1. State which acid-conjugate base pair you will use to prepare your buffer. Explain the basis of your choice. 2. Calculate the volumes of the 0.10M solution of acid and 0.10M solution of base needed to make your buffer. Show your work. 8.30 mL acid 11.70 mL base 6.87 target pH 6.85 pH (by instructor) error
Transcribed Image Text:Part II. Buffer Preparation. Target pH: 6.87 1. State which acid-conjugate base pair you will use to prepare your buffer. Explain the basis of your choice. 2. Calculate the volumes of the 0.10M solution of acid and 0.10M solution of base needed to make your buffer. Show your work. 8.30 mL acid 11.70 mL base 6.87 target pH 6.85 pH (by instructor) error
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