Nannie Perfecto
Wednesday, August 17, 2011
What is the m of Natural ribidium?
Natural rubidium has the average m of 85.4678 AMU and is composed of isotopes Rb85(m-84.9117 AMU) and Rb87. The ratio of Rb85 to Rb87 in natural Rb is 2.951. What is the m of Rb85 in AMU?
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