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Consider the Gas Phase Reaction

Question 75

Multiple Choice

Consider the gas phase reaction
NO + (1/2) O2 Consider the gas phase reaction NO + (1/2) O<sub>2</sub> NO<sub>2</sub><sub> </sub>for which ΔH° = -57.0 kJ and K = 1.5 × 10<sup>6</sup> at 25°C. -Calculate ΔS° at 25°C for the following reaction: 2NO + O<sub>2</sub> 2NO<sub>2</sub> A) -1740 J/K B) +1740 J/K C) +528 J/K D) +146 J/K E) -146 J/K NO2
for which ΔH° = -57.0 kJ and K = 1.5 × 106 at 25°C.
-Calculate ΔS° at 25°C for the following reaction:
2NO + O2 Consider the gas phase reaction NO + (1/2) O<sub>2</sub> NO<sub>2</sub><sub> </sub>for which ΔH° = -57.0 kJ and K = 1.5 × 10<sup>6</sup> at 25°C. -Calculate ΔS° at 25°C for the following reaction: 2NO + O<sub>2</sub> 2NO<sub>2</sub> A) -1740 J/K B) +1740 J/K C) +528 J/K D) +146 J/K E) -146 J/K2NO2


A) -1740 J/K
B) +1740 J/K
C) +528 J/K
D) +146 J/K
E) -146 J/K

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