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Chemistry, 31.08.2020 02:01 haitch

Relative abundance and atomic mass of the naturally occurring isotopes of hafnium: 5 % - 176 amu
19% -177 amu
27% 178 amu
14% - 179 amu
35% -180 amu
What is the average atomic mass of hafnium?
A)
176 amu
B)
177 amu
179 amu
D)
180 amu

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Relative abundance and atomic mass of the naturally occurring isotopes of hafnium: 5 % - 176 amu

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