Rubidium has two naturally occurring isotopes, rubidium-85 (atomic amu; and rubidium-87
Chapter 14, Problem 2.32(choose chapter or problem)
Rubidium has two naturally occurring isotopes, rubidium-85 (atomic amu; and rubidium-87 (atomic amu; .Calculate the atomic weight of rubidium.
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer