1) Determine the [Cu(NH3)42+] from each of your 5 mL to 50 mL dilutions from Part A, clearly showing your calculations. You likely had 1-3 of these dilutions. Write N/A for any spaces that were not needed.
1) Determine the [Cu(NH3)42+] from each of your 5 mL to 50 mL dilutions from Part A, clearly showing your calculations. You likely had 1-3 of these dilutions. Write N/A for any spaces that were not needed.
Chapter14: Chromatography
Section: Chapter Questions
Problem 9P
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I need help on question 1? We used 565 nanometers in this lab
![Post lab questions - Part A
1) Determine the [Cu(NH3)42+] from each of your 5 mL to 50 mL dilutions from Part A, clearly
showing your calculations. You likely had 1-3 of these dilutions. Write N/A for any spaces that
were not needed.
CHE
N/A
Concentration of Cu²+ after one 5 to 50 dilution
N/A
Use Equation editor here to show all your work! You can copy and paste these when you need more lines
Concentration of Cu²+ after two 5 to 50 dilution
Put your answer here with units!
N/A
Concentration of Cu²+ after three 5 to 50 dilution
N/A](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ffe02de13-488d-4d41-bf2a-82d496af7731%2Fc114738e-22c6-4fda-bae2-147c2c1a4f47%2Fme2uyto_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Post lab questions - Part A
1) Determine the [Cu(NH3)42+] from each of your 5 mL to 50 mL dilutions from Part A, clearly
showing your calculations. You likely had 1-3 of these dilutions. Write N/A for any spaces that
were not needed.
CHE
N/A
Concentration of Cu²+ after one 5 to 50 dilution
N/A
Use Equation editor here to show all your work! You can copy and paste these when you need more lines
Concentration of Cu²+ after two 5 to 50 dilution
Put your answer here with units!
N/A
Concentration of Cu²+ after three 5 to 50 dilution
N/A
Transcribed Image Text:Table 1 - Part A Data Summary Table - Dilutions for Instrument Sensitivity
1.000 M
Molarity of standard Cu²+ solution:
Absorbance after first dilution
Absorbance after second dilution (if needed)
Absorbance after third dilution (if needed)
Error/too high
0.420
N/A
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