elijahjwhite15
01.07.2020 •
Chemistry
The CRC Handbook, a large reference book of chemical and physical data, lists two isotopes of europium (). The atomic mass of 47.81% of europium atoms is 150.920 u. Through a typographical oversight, the atomic mass of the second isotope is not printed. Calculate that atomic mass, taking the tabulated atomic mass of europium as 151.964 u.
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