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Chemistry, 17.03.2022 02:00 babs2019

The element copper has naturally occurring isotopes with mass numbers of 63 and 65. The relative abundance and atomic masses are: 69. 2% for a mass of 63
30. 8% for a mass of 65.

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The element copper has naturally occurring isotopes with mass numbers of 63 and 65. The relative abu...
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