Ten Grams of Ice at -20 $\degree$ C Is to Be Changed to Steam at 130

question 53

Multiple Choice

Ten grams of ice at -20 $\degree$ C is to be changed to steam at 130 $\degree$ C. The specific heat of both ice and steam is 0.5 cal/g . $\degree$ C. The heat of fusion is 80 cal/g and the heat of vaporization is 540 cal/g. The entire process requires:

• A) 750 cal
• B) 1250 cal
• C) 6950 cal
• D) 7450 cal
• E) 7700 cal

---

Definitions:

Facial Feedback Effect

The facial feedback effect is a psychological theory suggesting that facial expressions can influence emotional experiences.

Behavior Feedback Effect

The Behavior Feedback Effect is the phenomenon where an individual's behavior can influence their thoughts and feelings, which in turn impacts future behaviors.

Moebius Syndrome

A rare neurological disorder characterized by paralysis of the facial muscles and lack of eye movement.

Environmental Influences

External factors that affect an individual's development, behavior, and lifestyle choices.