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2. With a mass spectrometer, it can be determined that the mass 13C/mass 12C is 1.0836129. Determine the atomic mass or atomic weight of 13C.

2. With a mass spectrometer, it can be determined that the mass 13C/mass 12C is 1.0836129. Determine the atomic mass or atomic weight of 13C.

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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Problems: 1. Define each of the following: (1 isotopes, () atomic number; (iii) mass number. b. For one ion of seFe, indicate the: (1) number of neutrons; (i) number of electrons: (ii) number of protons; (iv) atomic number; (v) mass number. C. Write an appropriate symbol for the species consisting of 34 neutrons, 27 electrons, and 29 protons. 2. With a mass spectrometer, it can be determined that the mass 13C/mass 12C is 1.0836129. Determine the atomic mass or atomic weight of 13C. Use the following data to calculate the atomic weight of magnesium. Mass Number Natural Abundance (%) Mass (amu) 24 78.7 23.98504 25 10.13 24.98584 26 11.17 25.98259 4. Bromine has two naturally occurring isotopes. 79B has a mass of 78.9183 amu and a natural abundance of 50.54 %. Determine the mass and the percent natural abundance of 81B.. The two naturally occurring isotopes of lithium have masses of 6.01513 amu and 7.01601 amu. T atomic weight of lithium is 6.941. a. Which of these two isotopes is more abundant? 5.
Transcribed Image Text:Problems: 1. Define each of the following: (1 isotopes, () atomic number; (iii) mass number. b. For one ion of seFe, indicate the: (1) number of neutrons; (i) number of electrons: (ii) number of protons; (iv) atomic number; (v) mass number. C. Write an appropriate symbol for the species consisting of 34 neutrons, 27 electrons, and 29 protons. 2. With a mass spectrometer, it can be determined that the mass 13C/mass 12C is 1.0836129. Determine the atomic mass or atomic weight of 13C. Use the following data to calculate the atomic weight of magnesium. Mass Number Natural Abundance (%) Mass (amu) 24 78.7 23.98504 25 10.13 24.98584 26 11.17 25.98259 4. Bromine has two naturally occurring isotopes. 79B has a mass of 78.9183 amu and a natural abundance of 50.54 %. Determine the mass and the percent natural abundance of 81B.. The two naturally occurring isotopes of lithium have masses of 6.01513 amu and 7.01601 amu. T atomic weight of lithium is 6.941. a. Which of these two isotopes is more abundant? 5.
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