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Chemistry, 07.10.2020 23:01 mikeymanfs

You have discovered a new element called element X. Element X has two isotopes. X-50 has a percent abundance of 80%. X-56 has an abundance of 20%. What is the atomic mass of element x?

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You have discovered a new element called element X. Element X has two isotopes. X-50 has a percent a...
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