Chemical Analysis of an Organic Compound Found the Following Composition

question 138

Multiple Choice

Chemical analysis of an organic compound found the following composition: 40.0% C, 53.5% O, and 6.7% H. If the molar mass is 180.2 g/mol, how many empirical formula units are there in the molecular formula?

• A)2
• B)4
• C)8
• D)6
• E)7

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