Topical Questions
These questions are keyed to the major topics in the chapter. Usually a question that is answered at the back of this book is paired with a similar one that is not.
L-Dopa is a drug used for the treatment of Parkinson’s disease. Elemental analysis shows it to be 54.82% carbon, 7.10% nitrogen, 32.46% oxygen, and the remainder hydrogen.
(a) What is L-dopa’s empirical formula?
(b) The molar mass of L-dopa is 197.19 g/mol; what is its molecular formula?
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