Chemistry, 16.01.2020 22:31 w210138937
The element copper (cu) has two naturally occurring isotopes, 63cu and 65cu, with an average atomic mass of 63.55 u. copper is 69.17% 63cu, and the atomic mass of 63cu is 62.9296 u. calculate the mass of 65cu (in u).
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The element copper (cu) has two naturally occurring isotopes, 63cu and 65cu, with an average atomic...
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