Use the Table Below to Answer the Questions That Follow

question 29

Multiple Choice

Use the table below to answer the questions that follow.
Thermodynamic Quantities for Selected Substances at 298.15 K (25°C)
-The value of ΔH° for the formation of POCl₃ from its constituent elements, is kJ/mol.

• A) - 686.5
• B) +1228.7
• C) +686.5
• D) - 1228.7
• E) - 397.7

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Definitions:

Presentation of Food

The art and technique of arranging food to enhance its aesthetic appeal and overall dining experience.

Salivation

The production and release of saliva in the mouth, often in response to the sight, smell, or taste of food.

Sound of a Tone

A specific auditory perception characterized by a steady frequency or pitch, distinguishable from noise by its consistency and musical quality.

Acquisition

In classical conditioning, the initial stage, when one links a neutral stimulus and an unconditioned stimulus so that the neutral stimulus begins triggering the conditioned response.