A Particular First-Order Reaction Has a Rate Constant of 1

question 42

Multiple Choice

A particular first-order reaction has a rate constant of 1.35 × 10² s^-1 at 25.0°C.What is the magnitude of k at 75.0°C if E_a = 85.6 kJ/mol?

• A) 3.47 × 10⁴ s^-1
• B) 1.92 × 10⁴ s^-1
• C) 670 s^-1
• D) 3.85 × 10⁶ s^-1
• E) 1.36 × 10² s^-1

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