Using Bond-Energy Data, What Is ?_rH for the Following Reaction

question 65

Multiple Choice

Using bond-energy data, what is ?_rH for the following reaction? CH₄(g) + 2Cl₂(g) ? CCl₄(g) + 2H₂(g)
$$\begin{array} { l l } \text { Bond } & \text { Bond Energy } ( \mathrm { kJ } / \mathrm { mol } ) \\\mathrm { C } - \mathrm { H } & 413 \\\mathrm { H } - \mathrm { H } & 432 \\\mathrm { Cl } - \mathrm { Cl } & 242 \\\mathrm { C } - \mathrm { Cl } & 328\end{array}$$

• A) -40 kJ/mol-rxn
• B) -150 kJ/mol-rxn
• C) 40 kJ/mol-rxn
• D) 1415 kJ/mol-rxn
• E) 150 kJ/mol-rxn

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