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07-10-2020
Chemistry

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ASAP MULTIPLE CHOICE WILL MARK BRAINLIEST
Rhenium(Re) is made up of 37.4% 185Re and 62.6% 187Re.
The atomic mass of 185Re is 184.953 amu. The atomic mass of 187Re is 186.956 amu.
What is the average atomic mass of rhenium?

186.00 amu
186.207 amu
186.397 amu
187.00 amu

Respuesta :

adilahussain1 adilahussain1

07-10-2020

Average atomic mass = .374 ( 184.953 amu ) + .626 ( 186.958 amu ) =
186.207 amu
Hope this helps x
would love to have brainliest if it is right! :)

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