In the Mountain Dew assay, the absorbances recorded for a 10.0 mg/L caffeine solution at 230 nm were 0.2842, 0.2847, 0.2850. The average absorbance and its standard deviation, to the correct number of statistical significant figures, is: Select one: a. 0.2846 (±0.0004) b. 0.2844 (±0.0001) c. 0.2850 (±0.0001) d. 0.2849 (±0.0002) e. 0.2846(±0.0007)

In the Mountain Dew assay, the absorbances recorded for a 10.0 mg/L caffeine solution at 230 nm were 0.2842, 0.2847, 0.2850. The average absorbance and its standard deviation, to the correct number of statistical significant figures, is: Select one: a. 0.2846 (±0.0004) b. 0.2844 (±0.0001) c. 0.2850 (±0.0001) d. 0.2849 (±0.0002) e. 0.2846(±0.0007)

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter16: Applications Of Neutralization Titrations

Section: Chapter Questions

Problem 16.18QAP

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