A 307-G Sample of an Unknown Mineral Was Heated to 98.7°C

question 133

Multiple Choice

A 307-g sample of an unknown mineral was heated to 98.7°C and placed into a calorimeter containing 72.4 g of water at 23.6°C. The heat capacity of the calorimeter was 15.7 J/°C. The final temperature in the calorimeter was 32.4°C. What is the specific heat capacity of the mineral?

• A) 0.124 J/g·°C
• B) 0.131 J/g·°C
• C) 0.138 J/g·°C
• D) 0.145 J/g·°C
• E) None of these choices is correct.

---

Definitions:

Cirrhosis

Chronic, irreversible injury to liver tissue; commonly caused by frequent alcohol consumption.

Acute Diarrhea

A condition characterized by the abrupt onset of frequent, loose, water stools that lasts less than 14 days, often due to infection or toxin ingestion.

Protozoan

Heterotrophic, single-celled protist that moves by flagella, cilia, or pseudopodia.

Genetic Predisposition

An inherited increase in the likelihood of developing a particular disease based on one's genetic makeup.