Noxious NO Gas Can Form from N₂ and O₂ Gases

question 132

Multiple Choice

Noxious NO gas can form from N₂ and O₂ gases in automobile engines at high temperatures. If the value of the equilibrium constant, K_c, for this reaction at 25C is 1.95  10^31, what is the value at 2,000C? Thermodynamic Properties of Nitrogen Monoxide S87.6 kJ/mol 90.3 kJ/mol
211 J/(mol  K)

• A)2.8  10³
• B)3.7  10²
• C)6.9  10 ^{ 2}
• D)6.2  10 ^{ 4}
• E)1.7  10 ^{ 6}

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