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20-07-2017
Chemistry

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galium has a weighted average atomic mass of 69.7 and two naturally occurring isotopes: Gallium-69 and Gallium-71. Gallium-69 has a relative abundance of 60.1% and a mass of 68.9. The relative abundance of gallium-71 is 39.9%. Based on the information, what is the mass of gallium-71?

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TrippyTess TrippyTess

20-07-2017

I'm pretty sure the mass would be 70.8/mol

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