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Use the following table of data to calculate the average atomic mass of an unknown element, X: #protons # neutrons % atomic mass (amu) abundance 92.2297% 27.9769 4.6832% 28.9765 3.0872% 29.9738 14 14 14 14 15 16 mass number 28 29 30 Your prediction: A. The calculated value will be closest to 28. B. The calculated value will be closest to 29. C. The calculated value will be closest to 30.

Use the following table of data to calculate the average atomic mass of an unknown element, X: #protons # neutrons % atomic mass (amu) abundance 92.2297% 27.9769 4.6832% 28.9765 3.0872% 29.9738 14 14 14 14 15 16 mass number 28 29 30 Your prediction: A. The calculated value will be closest to 28. B. The calculated value will be closest to 29. C. The calculated value will be closest to 30.

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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Hint- the average atomic mass is closer to the atomic made of the isotope that has a higher percent abundance.
**Review & Preview** Use the following table of data to calculate the average atomic mass of an unknown element, X: | # protons | # neutrons | mass number | % abundance | atomic mass (amu) | |-----------|------------|-------------|--------------|-------------------| | 14 | 14 | 28 | 92.2297% | 27.9769 | | 14 | 15 | 29 | 4.6832% | 28.9765 | | 14 | 16 | 30 | 3.0872% | 29.9738 | **Your prediction:** - A. The calculated value will be closest to 28. - B. The calculated value will be closest to 29. - C. The calculated value will be closest to 30. *What evidence does the data contain to support your response?* [This section is reserved for the user to insert evidence and explanations based on the data provided.]
Transcribed Image Text:**Review & Preview** Use the following table of data to calculate the average atomic mass of an unknown element, X: | # protons | # neutrons | mass number | % abundance | atomic mass (amu) | |-----------|------------|-------------|--------------|-------------------| | 14 | 14 | 28 | 92.2297% | 27.9769 | | 14 | 15 | 29 | 4.6832% | 28.9765 | | 14 | 16 | 30 | 3.0872% | 29.9738 | **Your prediction:** - A. The calculated value will be closest to 28. - B. The calculated value will be closest to 29. - C. The calculated value will be closest to 30. *What evidence does the data contain to support your response?* [This section is reserved for the user to insert evidence and explanations based on the data provided.]
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