Chemistry, 12.09.2021 17:50, cxmochaa

Solve Step 2. For Cu-63: 69.2% X 62.93 amu = 0.692 x 62.93 amu =
Х
Step 3. For Cu-65: 30.8% X 64.93 amu =
Step 4. Average mass: 43.6 amu +
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Solve Step 2. For Cu-63: 69.2% X 62.93 amu = 0.692 x 62.93 amu =
Х
Step 3. For Cu-65:...