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Richards and Willard determined the atomic mass of lithium and collected the following data: Expt 1 2 4 7 Molar Mass 6.9391 6.9407 6.9409 6.9399 6.9407 6.9391 6.9406 (g/mol) a) Find the mean and median. b) Assuming that the currently accepted value for the atomic mass of lithium (6.941 g/mol) is the true value, calculate the absolute error of the mean value. c) Calculate the relative error of the mean value.

Richards and Willard determined the atomic mass of lithium and collected the following data: Expt 1 2 4 7 Molar Mass 6.9391 6.9407 6.9409 6.9399 6.9407 6.9391 6.9406 (g/mol) a) Find the mean and median. b) Assuming that the currently accepted value for the atomic mass of lithium (6.941 g/mol) is the true value, calculate the absolute error of the mean value. c) Calculate the relative error of the mean value.

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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Richards and Willard determined the atomic mass of lithium and collected the following data: Expt 1 2 3 4 5 7 Molar Mass 6.9391 6.9407 6.9409 6.9399 6.9407 6.9391 6.9406 (g/mol) a) Find the mean and median. b) Assuming that the currently accepted value for the atomic mass of lithium (6.941 g/mol) is the true value, calculate the absolute error of the mean value. c) Calculate the relative error of the mean value.
Transcribed Image Text:Richards and Willard determined the atomic mass of lithium and collected the following data: Expt 1 2 3 4 5 7 Molar Mass 6.9391 6.9407 6.9409 6.9399 6.9407 6.9391 6.9406 (g/mol) a) Find the mean and median. b) Assuming that the currently accepted value for the atomic mass of lithium (6.941 g/mol) is the true value, calculate the absolute error of the mean value. c) Calculate the relative error of the mean value.
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