The Thermal Decomposition of Acetaldehyde, CH₃CHO → CH₄ + CO

question 38

Multiple Choice

The thermal decomposition of acetaldehyde, CH₃CHO → CH₄ + CO, is a second-order reaction. The following data were obtained at 518°C. Calculate the rate constant for the decomposition of acetaldehyde from the above data.

• A) 2.2 × 10^-3 s^-1
• B) 0.70 mmHg • s^-1
• C) 2.2 × 10^-3 /mmHg • s^-1
• D) 6.7 × 10^-6 /mmHg • s^-1
• E) 5.2 × 10^-5 /mmHg • s^-1

Understand the psychological mechanisms behind helping behavior and the factors that influence it.

Recognize the importance of self-serving versus selfless motives in guiding human actions.

Appreciate the historical context and outcomes of pivotal psychological research on obedience, altruism, and prosocial behavior.

Understand the factors contributing to the diffusion of responsibility and the bystander effect.

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