Question: Enter your answer in the provided box. Element X has two naturally occurring isotopes, 65X (isotopic mass 64.7012 amu, abundance 49.04%) and 67x (isotopic mass

Enter your answer in the provided box. Element X has two naturally occurring isotopes, 65X (isotopic mass 64.7012 amu, abundance 49.04%) and 67x

Enter your answer in the provided box. Element X has two naturally occurring isotopes, 65X (isotopic mass 64.7012 amu, abundance 49.04%) and 67x (isotopic mass 67.0276 amu, abundance 50.96%). Calculate the atomic mass of element X. amu Be sure to answer all parts. Fluorite, a mineral of calcium, is a compound of the metal with fluorine. Analysis shows that a 4.65-g sample of fluorite contains 2.26 g of fluorine. Calculate the following: (a) Mass of calcium in the sample. g Ca (b) Mass fractions of calcium and fluorine in fluorite. Calculate to 3 significant figures. mass fraction Ca mass fraction F (c) Mass percents of calcium and fluorine in fluorite. Calculate to 3 significant figures. mass % Ca mass %F

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