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Chemistry, 12.07.2019 12:00 tsedeneyaalemu2924
The atomic masses of 203tl and 205tl are 202.972336 and 204.974410 amu, respectively. the average atomic mass of thallium is 204.383 amu. calculate the natural abundances of these two isotopes.
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The atomic masses of 203tl and 205tl are 202.972336 and 204.974410 amu, respectively. the average at...
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