Estimate the Enthalpy Change for the Reaction 2CO + O₂ $\rarr$

question 92

Multiple Choice

Estimate the enthalpy change for the reaction 2CO + O₂ $\rarr$ 2CO₂ given the following bond energies. BE(C $\equiv$ O) = 1074 kJ/mol
BE(O=O) = 499 kJ/mol
BE(C=O) = 802 kJ/mol

• A)+2380 kJ/mol
• B)+744 kJ/mol
• C)+1949 kJ/mol
• D)-561 kJ/mol
• E)-744 kJ/mol

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Definitions:

Marginal Product

The additional output that results from using one more unit of a particular input while keeping other inputs constant.

Output

The quantity of products or services generated by a business, sector, or economic system over a certain timeframe.

Wage

Compensation or payment to an employee for labor or services rendered, typically expressed on an hourly, daily, or piecework basis.

Marginal Product

The additional output resulting from the use of one more unit of a production input, holding other inputs constant.