For a Given Reaction,Δ_rH = -26

question 112

Multiple Choice

For a given reaction,Δ_rH = -26.6 kJ mol^-1 and Δ_rS = -77.0 J K^-1 mol^-1.The reaction is spontaneous ________.Assume that Δ_rH and Δ_rS do not vary with temperature.

• A)at T > 345 K
• B)at T < 345 K
• C)at T > 298 K
• D)at T < 298 K
• E)at all temperatures

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Definitions:

Positive Reinforcement

A technique used in behavioral psychology to increase the likelihood of a desired behavior by following it with the addition of a reinforcing stimulus.

Punishment

A consequence that decreases the likelihood of a behavior being repeated, often used as a form of behavioral control.

Half-hearted Attempts

Efforts or actions carried out with minimal enthusiasm or commitment.

Learned Helplessness

A psychological condition in which a person has learned to believe they are powerless in a particular situation, often as a result of repeated failure or inability to control outcomes.