An 800-G Piece of Copper,initially at 285°C,is Dropped into 250 G

question 80

Multiple Choice

An 80.0-g piece of copper,initially at 285°C,is dropped into 250 g of water contained in a 300-g aluminum calorimeter;the water and calorimeter are initially at 12.0°C.What is the final temperature of the system? (Specific heats of copper and aluminum are 0.092 0 and 0.215 cal/g⋅°C,respectively.c_w = 1.00 cal/g⋅°C)

• A) 29.0°C
• B) 27.8°C
• C) 6.1°C
• D) 32.5°C
• E) 5.2°C

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Definitions:

Communication

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Nonverbal Communication

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Cultural Differences

The distinct variations in beliefs, behaviors, practices, and values across different societies or cultural groups.

Multi-national Group

An organization or collection of individuals from multiple countries who work together toward a common goal or are part of the same corporation operating in various nations.