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Item 24: Question A 3.31 x 10-4 M solution of a new drug (273 g mol¹) has an absorbance of 0.750 in a 1.00-cm cell. A 0.3122 g tablet containing the drug is dissolved in water to a final volume of 500.0 mL, and has an absorbance of 0.654 under the same conditions. What is the mass percent of the drug in the tablet? 87.4 56.9 18.9 O 12.6

Item 24: Question A 3.31 x 10-4 M solution of a new drug (273 g mol¹) has an absorbance of 0.750 in a 1.00-cm cell. A 0.3122 g tablet containing the drug is dissolved in water to a final volume of 500.0 mL, and has an absorbance of 0.654 under the same conditions. What is the mass percent of the drug in the tablet? 87.4 56.9 18.9 O 12.6

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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24. How do you set up and solve mass percent problems like this based off absorbance?

Item 24: Question A 3.31 x 10-4 M solution of a new drug (273 g.mol-¹) has an absorbance of 0.750 in a 1.00-cm cell. A 0.3122 g tablet containing the drug is dissolved in water to a final volume of 500.0 mL, and has an absorbance of 0.654 under the same conditions. What is the mass percent of the drug in the tablet? 87.4 56.9 18.9 O 12.6
Transcribed Image Text:Item 24: Question A 3.31 x 10-4 M solution of a new drug (273 g.mol-¹) has an absorbance of 0.750 in a 1.00-cm cell. A 0.3122 g tablet containing the drug is dissolved in water to a final volume of 500.0 mL, and has an absorbance of 0.654 under the same conditions. What is the mass percent of the drug in the tablet? 87.4 56.9 18.9 O 12.6
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