A Block of Dry Ice (Solid CO₂, Density = 1

question 129

Multiple Choice

A block of dry ice (solid CO₂, density = 1.56 g/mL) of dimensions 25.0 cm × 25.0 cm × 25.0 cm is left to sublime (i.e., to pass from the solid phase to the gas phase) in a closed chamber of dimensions 4.00 m × 5.00 m × 3.00 m. Once the sublimation is complete, what is the partial pressure of carbon dioxide in the chamber at 25°C? (R = 0.08206 L • atm/K • mol, 1 atm = 760 mmHg)

• A) 172 mmHg
• B) 107 mmHg
• C) 0.225 mmHg
• D) 0.172 mmHg
• E) 14.4 mmHg

---

Definitions:

Usury

The practice of charging excessive or illegally high interest rates on loans.

Legal Exceptions

Provisions or circumstances that alter the application of laws in specific cases, often providing exemptions from certain legal requirements.

Covenants Not to Compete

Agreements often included in employment contracts that restrict an employee's ability to engage in business activities that compete with their employer after the employment ends.

Sale of Business

The process or transaction in which ownership of a business is transferred from one party to another.