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Question 21 A solution of potassium chromate of unknown concentration was analyzed against a standard of various concentrations. What is the linear equation of the standard curve from the given data? Table 1. Data for Standard Calibration Curve Potassium chromate 4 Standard (mol/Liter) Absorbance at 425 nm 0.00040 0.100 0.00080 0.301 0.00120 0.478 0.00160 0.787 0.00200 0.989 Oy=566x -0.1482 Oy=566x +0.1482 Oy=431.59x +0.9899 Oy= 0.9919x+0.731 Onone of the above

Question 21 A solution of potassium chromate of unknown concentration was analyzed against a standard of various concentrations. What is the linear equation of the standard curve from the given data? Table 1. Data for Standard Calibration Curve Potassium chromate 4 Standard (mol/Liter) Absorbance at 425 nm 0.00040 0.100 0.00080 0.301 0.00120 0.478 0.00160 0.787 0.00200 0.989 Oy=566x -0.1482 Oy=566x +0.1482 Oy=431.59x +0.9899 Oy= 0.9919x+0.731 Onone of the above

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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Question 21 A solution of potassium chromate of unknown concentration was analyzed against a standard of various concentrations. What is the linear equation of the standard curve from the given data? Table 1. Data for Standard Calibration Curve Potassium chromate 4 Standard (mol/Liter) Absorbance at 425 nm 0.00040 0.100 0.00080 0.301 0.00120 0.478 0.00160 0.787 0.00200 0.989 Oy=566x-0.1482 Oy=566x + 0.1482 Oy=431.59x +0.9899 Oy = 0.9919x + 0.731 O none of the above
Transcribed Image Text:Question 21 A solution of potassium chromate of unknown concentration was analyzed against a standard of various concentrations. What is the linear equation of the standard curve from the given data? Table 1. Data for Standard Calibration Curve Potassium chromate 4 Standard (mol/Liter) Absorbance at 425 nm 0.00040 0.100 0.00080 0.301 0.00120 0.478 0.00160 0.787 0.00200 0.989 Oy=566x-0.1482 Oy=566x + 0.1482 Oy=431.59x +0.9899 Oy = 0.9919x + 0.731 O none of the above
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