The Rate Constant for a Reaction at 40

question 45

Multiple Choice

The rate constant for a reaction at 40.0°C is exactly 5 times that at 20.0°C.Calculate the Arrhenius energy of activation for the reaction.

• A)5.00 kJ/mol
• B)7.38 kJ/mol
• C)61.4 kJ/mol
• D)13.4 kJ/mol
• E)none of these

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Definitions:

Defence Mechanism

Psychological strategies deployed by individuals unconsciously to protect themselves from perceived threats or anxiety.

Stress

A physical or mental response to an external cause, such as significant demand or threat, that disturbs an individual's mental or physical equilibrium.

Defence Mechanisms

Psychological strategies used by individuals to cope with reality and protect their ego by unconsciously denying or distorting reality.

Short-term Stress Reduction

Temporary methods or techniques used to decrease stress and enhance well-being.