Without Doing Any Calculations,determine Whether the Standard Entropy Change,ΔS° Is

question 134

Multiple Choice

Without doing any calculations,determine whether the standard entropy change,ΔS° is positive or negative for each of the following reactions.
Reaction 1: C(graphite) + O₂(g) → CO₂(g)
Reaction 2: 2 CO(g) + O₂(g) → 2 CO₂(g)

• A)ΔS° is positive for both reactions.
• B)ΔS° is positive for reaction 1 but negative for reaction 2.
• C)ΔS° is positive for reaction 2 but negative for reaction 1.
• D)ΔS° is negative for both reactions.

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Definitions:

Punishment

In behavior psychology, a consequence that reduces the likelihood of a behavior being repeated by applying an undesirable outcome or removing a desirable one after the undesired behavior.

Yelling

The act of shouting or raising one's voice in a loud manner, often to convey a message or express an emotion.

Aversive Stimulus

A stimulus that is unpleasant and causes a decrease in the likelihood of a behavior when presented.

Responding

The act of offering a response or reaction to a given stimulus or situation.