The Reaction 2NO(g) N₂(g)+ O₂(g)is Exothermic $\Delta$ Hº_rxn = -180 KJ/mol

question 61

Multiple Choice

The reaction 2NO(g) N₂(g) + O₂(g) is exothermic, $\Delta$ Hº_rxn = -180 kJ/mol.Which one of these statements is true?

• A)K_p at 1,000 K is less than K_p at 2,000 K.
• B)K_p at 1,000 K is larger than K_p at 2,000 K.
• C)The K_p's at 1000 K and 2000 K are the same.
• D)K_p depends on total pressure as well as temperature.

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Definitions:

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A chemical compound of silver and oxygen that's used in some batteries and as a mild oxidizing agent in organic synthesis.