Chemistry, asked by usharavikumarrk, 11 months ago

Rubidium is a soft ,silvery white metal that has two common isotopes 85Rb and 87Rb.if the abundance of 85Rb is 72.2% and the abundance of 87Rb is 27.8%, what is the average atomic mass of rubidium

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Answered by tanis93

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Answer:

thanks for the the intended recipient please

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