Acetylene (C₂H₂)undergoes Combustion in Excess Oxygen to Generate Gaseous Carbon $\Delta$

question 30

Multiple Choice

Acetylene (C₂H₂) undergoes combustion in excess oxygen to generate gaseous carbon dioxide and water.Given $\Delta$ H°_f[CO₂(g) ] = -393.5 kJ/mol, $\Delta$ H°_f[H₂O(g) ] = -241.8 kJ/mol, and $\Delta$ H°_f [C₂H₂(g) ] = 226.6 kJ/mol, how much energy is released (kJ) when 10.5 moles of acetylene is burned?

• A)2,510.8 kJ
• B)26,400 kJ
• C)13,200 kJ
• D)52,700 kJ
• E)9,050 kJ

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Definitions:

Required Returns

The minimum profit or yield that investors demand for investing in an asset, considering the risk involved.

Risk Premium

The additional return an investor requires to invest in an asset over a risk-free rate, compensating for the risk of the investment.

Yield

The income return on an investment, such as the interest or dividends received, often expressed as an annual percentage based on the investment’s cost, current market value, or face value.

CAPM Approach

The Capital Asset Pricing Model, a formula used to determine the expected return on investment (ROI) by correlating the risk and expected return.