You Create a Process to Be Used in Conjunction with Combustion

question 51

Multiple Choice

You create a process to be used in conjunction with combustion analysis using chlorine gas to determine the amount of selenium in certain organic compounds.If there is selenium in the molecule,SeCl₂ (149.87 g/mol) is produced.Analysis of 28.20 grams of an unknown compound produces 36.21 g CO₂,18.53 g H₂O,and 30.83 g SeCl₂.The molar mass of the compound is about 137 g/mol.What is its molecular formula?

• A)C₄H₁₀Se
• B)C₈H₂Se
• C)C₉H₁₈Se
• D)C₃H₁₂Se
• E)C₂H₈Se

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