For the Dimerization of Nitrogen Dioxide to Form Dinitrogen Tetroxide $\Delta$

question 6

Multiple Choice

For the dimerization of nitrogen dioxide to form dinitrogen tetroxide (N₂O₄) according to the reaction 2 NO₂ (g) ⇄ N₂ O₄ (g) , the value of $\Delta$ H $\degree$ is -57.2 kJ/mol, and that of $\Delta$ S $\degree$ is -175.8 J/mol . K.Estimate
$\Delta$ G $\degree$ at 100.00 $\degree$ C.

• A)(+6.6 kJ/mol)
• B)(-39.6 kJ/mol)
• C)(-122.8 kJ/mol)
• D)(-74.8 kJ/mol)
• E)(+8.4 kJ/mol)

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