A 400-G Piece of Metal at 120

question 11

Multiple Choice

A 400-g piece of metal at 120.0°C is dropped into a cup containing 450 g of water at 15.0°C.The final temperature of the system is measured to be 40.0°C.What is the specific heat of the metal,assuming no heat is exchanged with the surroundings or the cup? The specific heat of water is 4190 J/(kg • K) .

• A) 1470 J/(kg • K)
• B) 2830 J/(kg • K)
• C) 3420 J/(kg • K)
• D) 3780 J/(kg • K)
• E) 4280 J/(kg • K)

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Definitions:

Continental Collision

A geological process where two continental plates collide, typically resulting in the formation of mountain ranges.

Southeastern Asia

A subregion of Asia, located to the east of the Indian subcontinent and south of China, known for its diverse cultures, languages, and ecosystems.

Tibet

An autonomous region located in the southwestern part of China, known for its vast plateau, mountain ranges, and as the traditional homeland of the Tibetan people.

Plate Boundaries

The edges or borders where two tectonic plates meet, which can be characterized by different types of movements leading to various geologic processes and phenomena.