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At Elevated Temperatures,methylisonitrile (CH3NC)isomerizes to Acetonitrile (CH3CN): CH3NC (G)→ CH3CN

Question 77

Multiple Choice

At elevated temperatures,methylisonitrile (CH3NC) isomerizes to acetonitrile (CH3CN) : CH3NC (g) → CH3CN (g)
The reaction is first order in methylisonitrile.The attached graph shows data for the reaction obtained at 198.9 °C. At elevated temperatures,methylisonitrile (CH<sub>3</sub>NC) isomerizes to acetonitrile (CH<sub>3</sub>CN) : CH<sub>3</sub>NC (g) → CH<sub>3</sub>CN (g) The reaction is first order in methylisonitrile.The attached graph shows data for the reaction obtained at 198.9 °C. What is the rate constant (s<sup>-1</sup>) for the reaction? A) -1.9 × 10<sup>4</sup> B) +5.2 × 10<sup>-5</sup> C) +1.9 × 10<sup>4</sup> D) -5.2 × 10<sup>-5</sup> E) +6.2 What is the rate constant (s-1) for the reaction?


A) -1.9 × 104
B) +5.2 × 10-5
C) +1.9 × 104
D) -5.2 × 10-5
E) +6.2

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