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Nitrosyl Chloride (NOCl) Decomposes at Elevated Temperatures According to the Equation

Question 23

Multiple Choice

Nitrosyl chloride (NOCl) decomposes at elevated temperatures according to the equation 2NOCl(g) Nitrosyl chloride (NOCl) decomposes at elevated temperatures according to the equation 2NOCl(g) 2NO(g) + Cl<sub>2</sub>(g) . What is K<sub>P</sub> for this reaction at 227°C? For this reaction ΔH° = 81.2 kJ/mol and ΔS° = 128 J/K • mol. (R = 8.314 J/K • mol) A) 1.60 × 10<sup>-2</sup> B) 2.10 × 10<sup>-7</sup> C) 62.8 D) 4.90 × 10<sup>6</sup> E) 3.20 × 10<sup>9</sup> 2NO(g) + Cl2(g) . What is KP for this reaction at 227°C?
For this reaction ΔH° = 81.2 kJ/mol and ΔS° = 128 J/K • mol. (R = 8.314 J/K • mol)


A) 1.60 × 10-2
B) 2.10 × 10-7
C) 62.8
D) 4.90 × 106
E) 3.20 × 109

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