Natural rubidium has the average mass 85 4678 amu and is composed of isotopes 85 Rb (mass 5 84 9117 amu) and 87 Rb The ratio of atoms 85 Rb 87 Rb in natural rubidium is 2 591 Calculate the mass of 87 Rb ...

5 Rb atoms 7 Rb atoms x 100x 2591 If we had ...

Natural rubidium has the average mass 85.4678 amu and is composed of isotopes 85 Rb (mass 5

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Natural rubidium has the average mass 85.4678 amu and is composed of isotopes ⁸⁵Rb (mass 5 84.9117 amu) and ⁸⁷Rb. The ratio of atoms ⁸⁵Rb/ ⁸⁷Rb in natural rubidium is 2.591. Calculate the mass of ⁸⁷Rb.

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Chemical Principles

ISBN: 978-1111580650

7th edition

Authors: Steven S. Zumdahl, Donald J. DeCoste

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Question Posted: May 04, 2015 08:26 AM

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Natural rubidium has the average mass 85.4678 amu and is composed of isotopes 85 Rb (mass 5

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