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
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
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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Question
Using image attached please answer the 2 questions in the image attached
Also please calculate error
NOTE: acid-conjugate base pair I used was NaH2PO4 & Na2HPO4
Please please please answer as soon as possible
![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](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fdab67aeb-c4d9-43f7-88d0-dfd6e7af2d5d%2Fda50dc4b-bd0e-4387-ab42-fc064458c869%2Fsnuifki_processed.jpeg&w=3840&q=75)
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
![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
THAI
109 1A-1
VA = 1.41VHA
VHA
= 20.00
=7.0-6.85
IHAI
109 1A7
=0.15
THAI
2.41
VHA = 8.298.30mL)
VA = 20.00-VHA
VA-
= 20.00-8.30
11.70 mL](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fdab67aeb-c4d9-43f7-88d0-dfd6e7af2d5d%2Fda50dc4b-bd0e-4387-ab42-fc064458c869%2Fh2fx01_processed.jpeg&w=3840&q=75)
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
THAI
109 1A-1
VA = 1.41VHA
VHA
= 20.00
=7.0-6.85
IHAI
109 1A7
=0.15
THAI
2.41
VHA = 8.298.30mL)
VA = 20.00-VHA
VA-
= 20.00-8.30
11.70 mL
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