Explain what is the atomic mass of copper

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The element copper has an atomic weight of 63.5 and consists of two stable isotopes copper-63 and copper-65. The isotope copper-63 has an atomic mass of 62.9 amu and a percent natural abundance of 69.1 %. The isotope copper-65 has a percent natural abundance of 30.9 %. What is the atomic mass of copper-65? amu

Reference no: EM13156195

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