Given the Following Reactions CaCO₃ (S)→ CaO (S)+ CO₂ (G)ΔH

question 74

Multiple Choice

Given the following reactions CaCO₃ (s) → CaO (s) + CO₂ (g) ΔH = 178.1 kJ
C (s,graphite) + O₂(g) → CO₂(g) ΔH = -393.5 kJ
The enthalpy of the reaction
CaCO₃ (s) → CaO (s) + C (s,graphite) + O₂ (g)
Is ________ kJ.

• A)215.4
• B)571.6
• C)-215.4
• D)-571.6
• E)7.01 × 10⁴

---

Definitions:

Liability

The state of being legally responsible for something, such as a debt or obligation.

Statutes

Laws enacted by legislatures at the federal or state level, which serve as the written rules and regulations that govern society.

Prize Roses

Specially bred and highly valued roses that are often grown for competitive display in horticultural shows.

Wild Orangutan

A species of great apes known for their intelligence and dwell primarily in the rainforests of Borneo and Sumatra, facing threats from habitat destruction.