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lesya [120]
3 years ago
7

What is the average atomic mass of copper?​

Spanish
2 answers:
Lelu [443]3 years ago
6 0
Answer is : 63.5 amu
dezoksy [38]3 years ago
3 0

Answer:

63.546 amu

Explanation:

can be found in the periodic table

expressed in atomic mass units

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