kstar0623 kstar0623

26-09-2022
Chemistry

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On a mission to a newly discovered planet, an astronaut finds gallium abundances of 60.11 % for 69Ga and 39.89 % for 71Ga . What is the atomic mass of gallium for this location?
The mass of 69Ga is 68.7200 amu . The mass of 71Ga is 70.9200 amu .

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