An 100-G Piece of Copper, Initially at 295 $\degree$ C, Is Dropped into 250 G of Water Contained in Is

question 72

Multiple Choice

An 100-g piece of copper, initially at 295 $\degree$ C, is dropped into 250 g of water contained in a 300-g aluminum calorimeter; the water and calorimeter are initially at 10.0 $\degree$ C. What is the final temperature of the system? (Specific heats of copper and aluminum are 0.0920 and 0.215 cal/g· $\degree$ C, respectively. c_w = 1.00 cal/g· $\degree$ C)

• A) 12.8\(\degree\)C
• B) 16.5\(\degree\)C
• C) 18.1\(\degree\)C
• D) 32.1\(\degree\)C

---

Definitions:

Central Nervous System

The part of the nervous system consisting of the brain and spinal cord, controlling most functions of the body and mind.

Embryonic Structure

An anatomical part or system that is in the early stages of development within an embryo.

Parietal Lobe

A region of the cerebral cortex that processes sensory information such as taste, temperature, and touch.

Sensory Input

Information received by the sensory organs (such as eyes, ears, skin, etc.) that is then sent to the brain for processing.