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Chemistry 5070 · Cambridge (CAIE) O Level
Relative Atomic Mass
1 past-paper question on Relative Atomic Mass · examined 2025–2025.
20251 question
5070/11 · M/J · Q5 [1]Sign up to mark my answer →
A pure sample of element X has a relative atomic mass of 51.8. The sample consists of three isotopes. The table shows the relative masses and percentage abundances of two of the isotopes. What is the relative mass of the third isotope?
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