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Two compounds have the same composition: 85.62%C and 14.38%H

 

a. Obtain the empirical formula corresponding to this composition

b. One of the compounds has a molecular weight of 28.3 amu; the other 56.06 amu. Obtain the molecular formulas of both compounds.

 

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Allen Dino
Allen DinoLv9
10 Dec 2020

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Aniline, a starting compound for urethane plastic foams, consists of C, H, and N. Combustion of such compounds yields CO2, H2O, and N2 as products. If the combustion of 9.71 mg of aniline yields 6.63mg H2O and 1.46 mg N2, what is the empirical formula? The molecular weight of aniline is 93 amu. What is the molecular formula?

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