At 30°C, by How Much Is a Reaction's Activation Energy

question 60

Multiple Choice

At 30°C, by how much is a reaction's activation energy decreased by the addition of a catalyst if the catalyst triples the reaction rate?

• A)2.77 kJ/mol
• B)274 J/mol
• C)2.70 J/mol
• D)119 J/mol
• E)1.20 kJ/mol

Understand the importance of proper coolant mixture for freezing and boiling points.

Know the safety and environmental concerns related to refrigerants.

Recognize the various components inside a vehicle's HVAC system and their configurations.

Explain the significance of pressure and temperature relations in cooling systems.

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Definitions:

Utilization

The ratio of the time a resource is actually used to the time it is available for use, measured as a percentage, indicating the efficiency of the resource use.

Flow Time

The total time it takes for a product to move through a production process, from start to finish.

Work Centre

A specific location where work tasks are performed in a manufacturing or operations setting, often characterized by specific types of processes or equipment.

Average Completion Time

Refers to the average amount of time taken to complete a task or process.