Average and Uncertainty The molar mass of an unknown compound was determined in three repeat experiments. The molar masses obtained were 82.23, 81.55 and 82.00 g/mol. Assume the uncertainty in the average value to be the half range. Enter the average value and its uncertainty, both rounded to the appropriate number of digits (according to the Rules outlined in the Chem121 Lab Manual Appendix). g/mol
Average and Uncertainty The molar mass of an unknown compound was determined in three repeat experiments. The molar masses obtained were 82.23, 81.55 and 82.00 g/mol. Assume the uncertainty in the average value to be the half range. Enter the average value and its uncertainty, both rounded to the appropriate number of digits (according to the Rules outlined in the Chem121 Lab Manual Appendix). g/mol
Chapter7: Statistical Data Treatment And Evaluation
Section: Chapter Questions
Problem 7.15QAP
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![Average and Uncertainty
The molar mass of an unknown compound was determined in three repeat experiments. The molar masses obtained were 82.23,
81.55 and 82.00 g/mol.
Assume the uncertainty in the average value to be the half range.
Enter the average value and its uncertainty, both rounded to the appropriate number of digits (according to the Rules outlined in
the Chem121 Lab Manual Appendix).
g/mol](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F12d18dac-7bbb-47e6-8fcf-1f91b11980e9%2F19f3cb9b-194a-4bf2-b802-8847e8237ca9%2F936z2zd_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Average and Uncertainty
The molar mass of an unknown compound was determined in three repeat experiments. The molar masses obtained were 82.23,
81.55 and 82.00 g/mol.
Assume the uncertainty in the average value to be the half range.
Enter the average value and its uncertainty, both rounded to the appropriate number of digits (according to the Rules outlined in
the Chem121 Lab Manual Appendix).
g/mol
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