Chemical analyses show that a compound contains 87.5% N and 12.5% H by Mass. Determine the empirical and molecular formulas of the compound if its molar mass is 32.0 g/mol. Write your solutions inside the box.
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Explanation:
Using the molar mass of N and H, we get the following moles of each element present. By dividing the moles of H by the moles of N, we can determine the simplest whole-number ratio of these elements in the compound. The empirical formula is NH2 N H 2 .
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