CH-1167
Isotopes
Chemistry · Secondary 4 · Easy · Isotopes
An element Z has two isotopes,
and . In a sample of Z, 75.0% of the atoms are and the rest are .
What is the relative atomic mass of this sample of Z?
and . In a sample of Z, 75.0% of the atoms are and the rest are .
What is the relative atomic mass of this sample of Z?
- 46.5
- 63.0
- 62.5
- 64.5
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