3. www.w 3. Experiment 35 Report Sheet Spectrophotometric Metal lon Analysis Date Lab Sec. Name Desk No. Metal Ion for Analysis A. A Set of Standard Solutions 1. Prepare a stock solution. Show the calculation for the mass of metal ion salt in the preparation of the stock solution. See Prelaboratory Assignment, question 2a. 1. 100mL x 1L/ 1000mL x0.10mol / 1L x 249.68g = 2.5g CUSO4×5H2O %3D Measured tared mass of metal ion salt (g) 2.499 DescribO he preparation of the 0.10 M stock solution. .01M Concentration of stock solution (mol/L) B. Determination of Amax 2. Wavelength scan. Use the following table to record wavelength and absorbance data. Abs Abs Abs Y sqv Abs X| sq Labo Circle 1. P 610 E nm Plot the data of absorbance versus wavelength to set Amax. From the data plot, Amax 2. Pa Have the instructor approve your graph. ca C. Plot the Calibration Curve 3. Pa 1. Absorbance of standard solutions. Read and record the absorbance values for the standard solutions. Calculated Molar the Volume of Standard Solution (mL) Absorbance Concentration Standard Solution 4. Par Fe Blank .033 .095 .763 5. Par 1. Bec trati 2. hast 1.371 6. Part 4 meas 2.052 10 20 21 rema 5. others as needed .316 Experiment 35 395 S 966 etal saxe
3. www.w 3. Experiment 35 Report Sheet Spectrophotometric Metal lon Analysis Date Lab Sec. Name Desk No. Metal Ion for Analysis A. A Set of Standard Solutions 1. Prepare a stock solution. Show the calculation for the mass of metal ion salt in the preparation of the stock solution. See Prelaboratory Assignment, question 2a. 1. 100mL x 1L/ 1000mL x0.10mol / 1L x 249.68g = 2.5g CUSO4×5H2O %3D Measured tared mass of metal ion salt (g) 2.499 DescribO he preparation of the 0.10 M stock solution. .01M Concentration of stock solution (mol/L) B. Determination of Amax 2. Wavelength scan. Use the following table to record wavelength and absorbance data. Abs Abs Abs Y sqv Abs X| sq Labo Circle 1. P 610 E nm Plot the data of absorbance versus wavelength to set Amax. From the data plot, Amax 2. Pa Have the instructor approve your graph. ca C. Plot the Calibration Curve 3. Pa 1. Absorbance of standard solutions. Read and record the absorbance values for the standard solutions. Calculated Molar the Volume of Standard Solution (mL) Absorbance Concentration Standard Solution 4. Par Fe Blank .033 .095 .763 5. Par 1. Bec trati 2. hast 1.371 6. Part 4 meas 2.052 10 20 21 rema 5. others as needed .316 Experiment 35 395 S 966 etal saxe
Chemistry: An Atoms First Approach
2nd Edition
ISBN:9781305079243
Author:Steven S. Zumdahl, Susan A. Zumdahl
Publisher:Steven S. Zumdahl, Susan A. Zumdahl
Chapter7: Chemical Energy
Section: Chapter Questions
Problem 134IP: On Easter Sunday, April 3, 1983, nitric acid spilled from a tank car near downtown Denver, Colorado....
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