Chemistry, 15.02.2022 07:20 embersongracie
A certain element XX has four isotopes. 4.350% of XX has a mass of 49.94605 amuamu . 83.79% of XX has a mass of 51.94051 amuamu . 9.500% of XX has a mass of 52.94065 amuamu . 2.360% of XX has a mass of 53.93888 amuamu . What is the average atomic mass of element XX
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A certain element XX has four isotopes. 4.350% of XX has a mass of 49.94605 amuamu . 83.79% of XX ha...
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