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xlr300 xlr300
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Posts: 2009
7 years ago
A hypothetical element, Rz, has two isotopes: 169Rz = 168.94 amu and 171Rz = 170.98 amu. Eleven of every fifteen atoms of Rz found in nature exist as the 169Rz isotope. What is the average atomic mass of the element Rz?
A) 169.48 amu
B) 168.95 amu
C) 170.56 amu
D) 171.01 amu

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Introduction to Chemical Principles


Edition: 11th
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dustyparticledustyparticle
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7 years ago
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xlr300 Author
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7 years ago
Thank you for helping me out all semester, your answer was right! Bye for now
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Welcome Happy Dummy
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I’m writing a comment cause it’s forcing me too, which is kinda bullshit because last time it made me do this it never revealed the answer. So we’ll see if this hack ass website works or not  Smiling Face with Glasses
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TY :)
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