A hypothetical element, M, with average atomic weight of 35.75. M has three stable isotopes with the masses and percentage abundances are shown below. Identify missing information on the table. % Isotopes Mass (amu) Abundance 34M 33.99 46.78 37M ? 33.93 38M 37.96 ? 3/M mass = 36.87 amu, 38M percentage abundance = 19.64%. 37M mass = 36.29 amu, 38M percentage abundance 19.89%. 3/M mass = 36.92 amu, 38M percentage abundance = 19.29%. 3/M mass = 36.92 amu, 38M percentage abundance 20.29%. 3/M mass = 32.92 amu, 38M percentage abundance 19.29%. %3D

Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
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Chapter2: Atoms Molecules And Ions
Section2.2: Isotopes And Atomic Weight
Problem 2.3CYU: Neon has three stable isotopes, one with a small abundance. What are the abundances of the other two...
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A hypothetical element, M, with average atomic weight of 35.75. M has three stable
isotopes with the masses and percentage abundances are shown below. Identify missing
information on the table.
Isotopes
Mass (amu)
Abundance
34M
33.99
46.78
37M
?
33.93
38M
37.96
?
3/M mass =
36.87 amu,
38M percentage abundance = 19.64%.
37
'M mass =
36.29 amu,
38M percentage abundance = 19.89%.
%3D
3/M mass = 36.92 amu, 38M percentage abundance = 19.29%.
37M mass = 36.92 amu, 38M percentage abundance = 20.29%.
%3D
%3D
37
'M mass =
32.92 amu,
3ºM percentage abundance = 19.29%.
Transcribed Image Text:A hypothetical element, M, with average atomic weight of 35.75. M has three stable isotopes with the masses and percentage abundances are shown below. Identify missing information on the table. Isotopes Mass (amu) Abundance 34M 33.99 46.78 37M ? 33.93 38M 37.96 ? 3/M mass = 36.87 amu, 38M percentage abundance = 19.64%. 37 'M mass = 36.29 amu, 38M percentage abundance = 19.89%. %3D 3/M mass = 36.92 amu, 38M percentage abundance = 19.29%. 37M mass = 36.92 amu, 38M percentage abundance = 20.29%. %3D %3D 37 'M mass = 32.92 amu, 3ºM percentage abundance = 19.29%.
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