2. Atoms & Elements
Atomic Mass
3:26 minutes
Problem 95
Textbook Question
Textbook QuestionThe element chromium (Cr) consists of four naturally occurring isotopes with atomic masses 49.9460, 51.9405, 52.9407, and 53.9389 u. The relative abundances of these four isotopes are 4.3, 83.8, 9.5, and 2.4%, respectively. From these data, calculate the atomic weight of chromium.
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