Cyclopropane Is Converted to Propene in a First-Order Process

question 11

Multiple Choice

Cyclopropane is converted to propene in a first-order process. The rate constant is 5.4 × 10⁻² hr⁻¹. If the initial concentration of cyclopropane is 0.150 M, what will its concentration be after 22.0 hours?

• A)0.0457 M
• B)0.105 M
• C)0.127 M
• D)0.492 M
• E)None of these choices are correct.

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