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Answer to Question #137144 in General Chemistry for Aaron
Question #137144
answer this question please for chemistry Element Y average atomic mass is 26.07 u. It has 3 known isotopes, the most abundant is found with an abundance of 71% and a mass of 26.21 u. The least observed isotope is seen 13% of the time with a mass of 27.45 u. What is the mass of the third isotope? Round your answer to two decimal places.
Expert's answer
26,07=0,71*26,21+0,13*27,45+0,16*x
x=24,33
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