Iridium has only two naturally occurring isotopes. The mass of iridium-191 is 190.9605 amu and t

Name: Iridium has only two naturally occurring isotopes. The mass of iridium-191 is 190.9605 amu and the mass of iridium-193 is 192.9629 amu . Use the atomic mass of iridium (192.216 amu) to calculate the percent abundance of iridium-191. Enter your numerical answer to four significant figures. Do not include the % symbol.
Uploaded: 2022-01-12T02:22:48-08:00
Duration: 1 min 25 s
Channel: Paul Gabriel
Description: Iridium has only two naturally occurring isotopes. The mass of iridium-191 is 190.9605 amu and the mass of iridium-193 is 192.9629 amu . Use the atomic mass of iridium (192.216 amu) to calculate the percent abundance of iridium-191. Enter your numerical answer to four significant figures. Do not include the % symbol.

Question

Lazim D · Accepted Answer

Step 1:  
Let the percent abundance of iridium-191 be ( x ).  
Then the percent abundance of iri

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