Element X has 3 naturally occurring isotopes. X-8 has a relative abundance 5 points of 35.76%, X-9 has a relative abundance of 45.32%. and X-10 has a relative
abundance of 18.92%. What is the average atomic mass of element X?
(Use the relative abundance to determine significant figures). *
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Small amounts of matter are converted intolarge amounts of energy occurs in both fusion and fission reactions. they are nuclear reactions where a change in the identity or characteristics of an atomic nucleus results when it is bombarded with an energetic particle, as in fission, fusion, or radioactive decay.