Chemistry, 26.09.2019 22:20 naenaekennedybe
The element rubidium has two naturally occurring isotopes. the atomic mass of 85rb (72.17 percent abundant) is 84.911794 amu. determine the atomic mass of 87rb (27.83 percent abundant). the average atomic mass of rb is 85.4678 amu.
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The element rubidium has two naturally occurring isotopes. the atomic mass of 85rb (72.17 percent ab...
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