Given: Cu₂O(s)+ O₂(g) $\times$ 2CuO(s) $\quad$ $\Delta$ H° = -144 KJ
Cu₂O(s)

question 61

Multiple Choice

Given: Cu₂O(s) + O₂(g) $\times$ 2CuO(s) $\quad$$\Delta$ H° = -144 kJ
Cu₂O(s) $\times$ Cu(s) + CuO(s) $\quad$ $\quad$ $\quad$ $\quad$$\Delta$ H° = +11 kJ
Calculate the standard enthalpy of formation of CuO(s) .

• A)-166 kJ
• B)-299 kJ
• C)+299 kJ
• D)+155 kJ
• E)-155 kJ

---

Definitions:

Self-Esteem

An individual’s overall subjective emotional evaluation of their own worth.

Competent

Refers to having the necessary ability, knowledge, or skill to perform a task or job successfully.

Extrinsic

Originating from or motivated by external factors outside of the individual's own self, often relating to rewards or outside recognition.

Willingness

The quality or state of being prepared to do something; readiness.