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

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

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Based on our data, we think this problem is relevant for Professor Zimmer-De Iuliis, Zhang & Ballantyne's class at TORONTO.

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Our data indicates that this problem or a close variation was asked in Chemistry - Zumdahl 7th Edition. You can also practice Chemistry - Zumdahl 7th Edition practice problems.