Calculate the Standard Entropy Change for the Following Reaction: 2

question 22

Multiple Choice

Calculate the standard entropy change for the following reaction: 2 SO₂(g) + O₂(g) → 2 SO₃(g)
Given: S°[SO₂(g) ] = 248.2 J/K⋅mol,S°[O₂(g) ] = 205.1 J/K⋅mol,and S°[SO₃(g) ] = 256.8 J/K⋅mol.

• A) -196.5 J/K·mol-rxn
• B) -94.0 J/K·mol-rxn
• C) -187.9 J/K·mol-rxn
• D) +187.9 J/K·mol-rxn
• E) +196.5 J/K·mol-rxn

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Definitions:

Motivational Interviewing

A therapeutic approach that is client-centered and helps to engage intrinsic motivation for changing behaviour by creating discrepancy and exploring and resolving ambivalence within the client.

Clinical Psychologists

Persons who are initially trained in general psychology and then receive graduate training in the application of this knowledge to the understanding, diagnosis, and amelioration of disorders of thinking and behavior. They have a thorough grounding in research methods, and some spend their careers doing research on abnormal functioning, although many also provide treatment. The treatment methods of clinical psychologists primarily involve psychological interventions of one kind or another.

Cognitive-Behavioural

Referring to a therapeutic approach that addresses dysfunctional emotions, behaviors, and cognitions through a goal-oriented, systematic procedure.

Group Therapy

A form of psychotherapy that involves one or more therapists working with several people at the same time, used to treat a wide range of issues and conditions.