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Enter your answer in the provided box. The atomic masses of the two stable isotopes of copper, Cu (69.17 percent) and 29 65 Cu

Enter your answer in the provided box. The atomic masses of the two stable isotopes of copper, Cu (69.17 percent) and 29 65 Cu (30.83 percent), are 62.929599 and 64.927793 amu, respectively. Calculate the average atomic 29 mass of copper. amu

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