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

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Definitions:

Self-Control

The skill of controlling one's emotional states, thought processes, and actions amidst instances of temptation and impulse.

Self-Concept

An individual's perception of themselves, encompassing beliefs about one's attributes, roles, goals, and competencies.

Personal Traits

Enduring characteristics or qualities that define an individual's behavior and attitudes.

Baumrind

A psychologist known for her research on parenting styles, identifying three main types: authoritative, authoritarian, and permissive.