The Heat Combustion of Acetylene,C₂H₂(g),at 25°C Is -1299 KJ/mol $\Delta$ H_f° Values for CO₂(g)and H₂O(l)are -393 and -286 KJ/mol,respectively

question 21

Multiple Choice

The heat combustion of acetylene,C₂H₂(g) ,at 25°C is -1299 kJ/mol.At this temperature, $\Delta$ H_f° values for CO₂(g) and H₂O(l) are -393 and -286 kJ/mol,respectively.Calculate $\Delta$ H_f° for acetylene.

• A)2376 kJ/mol
• B)625 kJ/mol
• C)227 kJ/mol
• D)-625 kJ/mol
• E)-227 kJ/mol

---

Definitions:

Separate Corporate Boundaries

A principle that maintains the legal independence between a corporation and its shareholders, protecting personal assets from business liabilities.

Piercing The Corporate Veil

Holding a shareholder responsible for acts of a corporation due to a shareholder’s domination and improper use of the corporation.

Promote Justice

The act of advocating for fair treatment and equal rights within legal, societal, or institutional contexts.

Shareholders

Individuals or entities that own shares in a corporation, making them partial owners and entitling them to potential dividends and certain rights within the corporation.