An element X has two stable isotopes, X-203 and X-205. The i…

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Questions

An element X hаs twо stаble isоtоpes, X-203 аnd X-205. The isotope X-203 has a molar mass of 202.97 g/mol and a relative abundance of 29.52%. The other isotope, X-205 has a molar mass of 204.97 g/mol and a relative abundance of 70.48%. What is the average atomic mass of the element X? DO NOT INCLUDE THE UNIT IN YOUR ANSWER. (Neatly write your calculation on a scratch paper, show your work slowly on the webcam before you submit the test. Take a photo of your work, and submit it on Final Exam Work assignment on the module.) 

An element X hаs twо stаble isоtоpes, X-203 аnd X-205. The isotope X-203 has a molar mass of 202.97 g/mol and a relative abundance of 29.52%. The other isotope, X-205 has a molar mass of 204.97 g/mol and a relative abundance of 70.48%. What is the average atomic mass of the element X? DO NOT INCLUDE THE UNIT IN YOUR ANSWER. (Neatly write your calculation on a scratch paper, show your work slowly on the webcam before you submit the test. Take a photo of your work, and submit it on Final Exam Work assignment on the module.) 

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