1. Calculate the atomic mass of potassium if the abundance atomic masses of the isotopes making up its naturally occurring samples are as given below. Relative abundance Isotope Atomic Mass potassium-39 93.12 % 38.964 amu potassium-41 6.88 % 40.962 amu

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NUCLEAR PROCESSES EXAM EXTENDED TIME WITH CHECK ANSWER FUNCTION (RESUMED)
CHEMISTRY I 12-3 (THOMAS WILLIAMS, ID: 12390719)
1. Calculate the atomic mass of potassium if the abundance atomic masses of the isotopes making up its naturally occurring samples are as given below.
Relative abundance
Isotope
Atomic Mass
potassium-39
93.12 %
38.964 amu
potassium-41
6.88 %
40.962 amu
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Transcribed Image Text:I Thor X E THO X Thor x D IXL X N Inbo xC Asse X A Clas X E THO x A Phot x Laur x Laur X a oncourseconnect.com/assessment/1497348/020c9377-319d-a261-4767-b19117a422dc E TPSS Bookmarks NUCLEAR PROCESSES EXAM EXTENDED TIME WITH CHECK ANSWER FUNCTION (RESUMED) CHEMISTRY I 12-3 (THOMAS WILLIAMS, ID: 12390719) 1. Calculate the atomic mass of potassium if the abundance atomic masses of the isotopes making up its naturally occurring samples are as given below. Relative abundance Isotope Atomic Mass potassium-39 93.12 % 38.964 amu potassium-41 6.88 % 40.962 amu Сopy Paste Save/Exit 3. 4. Ds://www.oncourseconnect.com/assessment/1497348/020c9377-319d-a261-4767-b19117a422dc#
Expert Solution
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Average mass of an element is defined as the atomic mass of the element calculated by multiplying the atomic mass of each isotope by its natural abundance followed by summation of all the masses. i.e.

          Average atomic mass = m1p1 + m2p2 + .....

 

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