Use the Data Given Below to Construct a Born-Haber Cycle

question 27

Multiple Choice

Use the data given below to construct a Born-Haber cycle to determine the heat of formation of KCl. DH°(kJ)
K(s) → K(g) 89
K(g) → K⁺(g) + e⁻ 418
Cl₂(g) → 2 Cl(g) 244
Cl(g) + e⁻ → Cl⁻(g) -349
KCl(s) → K⁺(g) + Cl⁻(g) 717

• A) -1119 kJ
• B) -997 kJ
• C) -437 kJ
• D) +631 kJ
• E) +158 kJ

---

Definitions:

Sole Proprietorship

A business owned and operated by a single individual, with no distinction between the business and the owner.

Unlimited Liability

A legal situation where business owners are personally responsible for all of the company's debts and liabilities.

Ownership Interest

A share or stake that an individual or entity holds in a company or property, indicating the extent of their rights to the profits and assets.

Partnership Agreement

A formal contract between two or more parties who agree to manage and operate a business together, outlining the responsibilities, profit share, and rules for the partnership.