The Rate Constant for a Reaction Increases from 10

question 5

Multiple Choice

The rate constant for a reaction increases from 10.0 s^-1 to 100. s^-1 when the temperature is increased from 315 K to 413 K. What is the activation energy for the reaction in kJ/mol? (R = 8.314 J/mol • K)

• A) 11.0 kJ/mol
• B) 0.0848 kJ/mol
• C) 1.95 kJ/mol
• D) 18.8 kJ/mol
• E) 25.4 kJ/mol

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Definitions:

Projection

A defense mechanism where individuals attribute their own unacceptable thoughts, feelings, or motives to another person.

Identification

The process by which an individual aligns themselves with the values, beliefs, and practices of another person or group, often as a role model.

Sublimation

A defense mechanism in which socially unacceptable impulses are transformed into socially acceptable actions or behaviors.

Displacement

A defense mechanism where an individual shifts negative feelings from the original source of distress to a less threatening person or object.