Exactly 500 Grams of Ice Are Melted at a Temperature

question 29

Multiple Choice

Exactly 500 grams of ice are melted at a temperature of 32°F. (L_ice = 333 J/g.) The change in entropy (in J/K) is

• A) 321
• B) 146
• C) 512
• D) 610
• E) 5 230

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Definitions:

Freud

Austrian scientist Sigmund Freud pioneered the field of psychoanalysis, a therapeutic technique for healing psychological disorders through dialogue between patients and their psychoanalysts.

Defense Mechanism

Psychological strategies brought into play by individuals, groups, and even nations to cope with reality and to maintain a self-image by reducing the anxiety they feel when faced with stressful situations.

Projection

A defense mechanism where an individual attributes their unwanted thoughts or feelings onto someone else.

Sublimation

A defense mechanism where socially unacceptable impulses or idealizations are transformed into socially acceptable actions or behavior, often resulting in a long-term conversion of the initial impulse.