An unknown element has three stable isotopen with average atomic masses of 27 83 amu (4.80%), 32.69 amu (20.7% and 336 a

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An unknown element has three stable isotopen with average atomic masses of 27 83 amu (4.80%), 32.69 amu (20.7% and 336 a

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An Unknown Element Has Three Stable Isotopen With Average Atomic Masses Of 27 83 Amu 4 80 32 69 Amu 20 7 And 336 A 1
An Unknown Element Has Three Stable Isotopen With Average Atomic Masses Of 27 83 Amu 4 80 32 69 Amu 20 7 And 336 A 1 (9.96 KiB) Viewed 104 times
An unknown element has three stable isotopen with average atomic masses of 27 83 amu (4.80%), 32.69 amu (20.7% and 336 am (13.SON) The natural abundance of each is given in the parenthese above. What is the average atomic mass of the unknown element with the correct number of significant figures? 29 41 amu 30.7 amu None of these answers 29.4 amu 30.72 amu
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