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13.38 Given the same reactant concentrations, the reaction 13.46 The rate at whic minute at 27°C From these dat for the chirping CO(g) + Cl2(g) COCI,(g) at 250°C is 1.50 x 10° times as fast as the same reac- tion at 150°C. Calculate the activation energy for this reaction. Assume that the frequency factor is constant. 13.39 Some reactions are described as parallel in that the reactant simultaneously forms different products with different rate constants. An example is equal to the rati 13.47 The diagram he reaction A2 + B k1 k2 and The activation energies are 45.3 kJ/mol for k, and 69.8 kJ/mol for k,. If the rate constants are equal at 320 K, at what temperature will k/k2 = 2.00? 13.40) Variation of the rate constant with temperature for Suppose the read %3D tures as shown in the first-order reaction sents the result reaction proceed both temperature 2N O5(g) → 2N¿O4(g) + O2(g) is given in the following table. Determine graphically the activation energy for the reaction. T (K) k (s-1) 1.74 X 10-5 6.61 X 10-5 298 308 (a) 318 2.51 X 10-4 7.59 x 10 4 2.40 x 10 3 328 13.5 Reaction Mecha 9. 338 Review Questions 13.48 What do we mear 13.41 For the reaction H 10 what is an eleme ity of a reaction? 13.49 Classify each of unimolecular, bin NO(g) + O3(g) NO2(g) + 02(8) the frequency factor A is 8.7 x 102 s- and the acti- vation energy is 63 kJ/mol. What is the rate constant for the reaction at 75°C? 13.42 The rate constant of a first-order reaction is 4.60 x 10 s at 350°C. If the activation energy is 104 kJ/ mol, calculate the temperature at which its rate constant is 8.80 x 10s -4 13.43 The rate constants of some reactions double with けの井9 13.44 Consider the first-order reaction every 10-degree rise in temperature. Assume that a reaction takes place at 295 K and 305 K. What must the activation energy be for the rate constant to dou- ble as described? 13.50 Reactions can bimolecular, and molecular reactic reactions are rare CH,NC(g) CH,CN(g) FIW 10 HCO 10

13.38 Given the same reactant concentrations, the reaction 13.46 The rate at whic minute at 27°C From these dat for the chirping CO(g) + Cl2(g) COCI,(g) at 250°C is 1.50 x 10° times as fast as the same reac- tion at 150°C. Calculate the activation energy for this reaction. Assume that the frequency factor is constant. 13.39 Some reactions are described as parallel in that the reactant simultaneously forms different products with different rate constants. An example is equal to the rati 13.47 The diagram he reaction A2 + B k1 k2 and The activation energies are 45.3 kJ/mol for k, and 69.8 kJ/mol for k,. If the rate constants are equal at 320 K, at what temperature will k/k2 = 2.00? 13.40) Variation of the rate constant with temperature for Suppose the read %3D tures as shown in the first-order reaction sents the result reaction proceed both temperature 2N O5(g) → 2N¿O4(g) + O2(g) is given in the following table. Determine graphically the activation energy for the reaction. T (K) k (s-1) 1.74 X 10-5 6.61 X 10-5 298 308 (a) 318 2.51 X 10-4 7.59 x 10 4 2.40 x 10 3 328 13.5 Reaction Mecha 9. 338 Review Questions 13.48 What do we mear 13.41 For the reaction H 10 what is an eleme ity of a reaction? 13.49 Classify each of unimolecular, bin NO(g) + O3(g) NO2(g) + 02(8) the frequency factor A is 8.7 x 102 s- and the acti- vation energy is 63 kJ/mol. What is the rate constant for the reaction at 75°C? 13.42 The rate constant of a first-order reaction is 4.60 x 10 s at 350°C. If the activation energy is 104 kJ/ mol, calculate the temperature at which its rate constant is 8.80 x 10s -4 13.43 The rate constants of some reactions double with けの井9 13.44 Consider the first-order reaction every 10-degree rise in temperature. Assume that a reaction takes place at 295 K and 305 K. What must the activation energy be for the rate constant to dou- ble as described? 13.50 Reactions can bimolecular, and molecular reactic reactions are rare CH,NC(g) CH,CN(g) FIW 10 HCO 10

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13.38 Given the same reactant concentrations, the reaction 13.46 The rate at whic minute at 27°C From these dat for the chirping CO(g) + Cl2(g) COCI,(g) at 250°C is 1.50 x 10° times as fast as the same reac- tion at 150°C. Calculate the activation energy for this reaction. Assume that the frequency factor is constant. 13.39 Some reactions are described as parallel in that the reactant simultaneously forms different products with different rate constants. An example is equal to the rati 13.47 The diagram he reaction A2 + B k1 k2 and The activation energies are 45.3 kJ/mol for k, and 69.8 kJ/mol for k,. If the rate constants are equal at 320 K, at what temperature will k/k2 = 2.00? 13.40) Variation of the rate constant with temperature for Suppose the read %3D tures as shown in the first-order reaction sents the result reaction proceed both temperature 2N O5(g) → 2N¿O4(g) + O2(g) is given in the following table. Determine graphically the activation energy for the reaction. T (K) k (s-1) 1.74 X 10-5 6.61 X 10-5 298 308 (a) 318 2.51 X 10-4 7.59 x 10 4 2.40 x 10 3 328 13.5 Reaction Mecha 9. 338 Review Questions 13.48 What do we mear 13.41 For the reaction H 10 what is an eleme ity of a reaction? 13.49 Classify each of unimolecular, bin NO(g) + O3(g) NO2(g) + 02(8) the frequency factor A is 8.7 x 102 s- and the acti- vation energy is 63 kJ/mol. What is the rate constant for the reaction at 75°C? 13.42 The rate constant of a first-order reaction is 4.60 x 10 s at 350°C. If the activation energy is 104 kJ/ mol, calculate the temperature at which its rate constant is 8.80 x 10s -4 13.43 The rate constants of some reactions double with けの井9 13.44 Consider the first-order reaction every 10-degree rise in temperature. Assume that a reaction takes place at 295 K and 305 K. What must the activation energy be for the rate constant to dou- ble as described? 13.50 Reactions can bimolecular, and molecular reactic reactions are rare CH,NC(g) CH,CN(g) FIW 10 HCO 10
Transcribed Image Text:13.38 Given the same reactant concentrations, the reaction 13.46 The rate at whic minute at 27°C From these dat for the chirping CO(g) + Cl2(g) COCI,(g) at 250°C is 1.50 x 10° times as fast as the same reac- tion at 150°C. Calculate the activation energy for this reaction. Assume that the frequency factor is constant. 13.39 Some reactions are described as parallel in that the reactant simultaneously forms different products with different rate constants. An example is equal to the rati 13.47 The diagram he reaction A2 + B k1 k2 and The activation energies are 45.3 kJ/mol for k, and 69.8 kJ/mol for k,. If the rate constants are equal at 320 K, at what temperature will k/k2 = 2.00? 13.40) Variation of the rate constant with temperature for Suppose the read %3D tures as shown in the first-order reaction sents the result reaction proceed both temperature 2N O5(g) → 2N¿O4(g) + O2(g) is given in the following table. Determine graphically the activation energy for the reaction. T (K) k (s-1) 1.74 X 10-5 6.61 X 10-5 298 308 (a) 318 2.51 X 10-4 7.59 x 10 4 2.40 x 10 3 328 13.5 Reaction Mecha 9. 338 Review Questions 13.48 What do we mear 13.41 For the reaction H 10 what is an eleme ity of a reaction? 13.49 Classify each of unimolecular, bin NO(g) + O3(g) NO2(g) + 02(8) the frequency factor A is 8.7 x 102 s- and the acti- vation energy is 63 kJ/mol. What is the rate constant for the reaction at 75°C? 13.42 The rate constant of a first-order reaction is 4.60 x 10 s at 350°C. If the activation energy is 104 kJ/ mol, calculate the temperature at which its rate constant is 8.80 x 10s -4 13.43 The rate constants of some reactions double with けの井9 13.44 Consider the first-order reaction every 10-degree rise in temperature. Assume that a reaction takes place at 295 K and 305 K. What must the activation energy be for the rate constant to dou- ble as described? 13.50 Reactions can bimolecular, and molecular reactic reactions are rare CH,NC(g) CH,CN(g) FIW 10 HCO 10
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