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A particular reaction has an enthalpy of 175.2 kJ and a reverse activation energy of 80.5...
1) Calculate the activation energy in kJ/mol for the following reaction if the rate constant for...
1) Calculate the activation energy in kJ/mol for the following reaction if the rate constant for the reaction increases from 93.5 M-1s-1 at 497.7 K to 1349.3 M-1s-1 at 636.7 K. do not include units, but make sure your answer is in kJ/mol! 2) A chemist constructs a plot of ln k vs. 1/T for a chemical reaction. The slope of the trendline for the data is -746 K. What is the activation energy for this reaction in kJ/mol? R...
A certain reaction has an enthalpy of AH = -49 kJ and an activation energy of...
A certain reaction has an enthalpy of AH = -49 kJ and an activation energy of E, = 33 kJ. What is the activation energy of the reverse reaction? Ea(reverse) 16 KJ Incorrect
1) 2) 3) A particular reaction has an activation energy, Eq, of 139 kJ/mol. If the...
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A particular reaction has an activation energy, Eq, of 139 kJ/mol. If the rate constant for the reaction is 0.00732 s-1 at 721 °C, at what temperature(in°C) would the rate constant be 0.231 s-12 *Please report 3 significant figures. Numbers only, no unit. No scientific notation. 4NH3 + 702 → 4NO2 + 6H20 M/S When the rate of disappearance of NH3 is 0.36 M/s , the rate of appearance of H20 is *Please report 2 significant figures....
1) 2) 3) A particular reaction has an activation energy, Eq, of 139 kJ/mol. If the...
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A particular reaction has an activation energy, Eq, of 139 kJ/mol. If the rate constant for the reaction is 0.00732 s-1 at 721 °C, at what temperature(in°C) would the rate constant be 0.231 s-12 *Please report 3 significant figures. Numbers only, no unit. No scientific notation. 4NH3 + 702 → 4NO2 + 6H20 M/S When the rate of disappearance of NH3 is 0.36 M/s , the rate of appearance of H20 is *Please report 2 significant figures....
A particular reaction has an activation energy, Ea, of 130 kJ/mol. If the rate constant for the...
A particular reaction has an activation energy, Ea, of 130 kJ/mol. If the rate constant for the reaction is 0.00684 s −1 at 663 °C, at what temperature(in°C) would the rate constant be 0.376 s −1? *Please report 3 significant figures. Numbers only, no unit. No scientific notation.
. A particular reaction has an activation energy, Em of 175 kJ/mol. If the rate constant...
. A particular reaction has an activation energy, Em of 175 kJ/mol. If the rate constant for the reaction is 0.00205 M a t 457 °C, what is the value of the rate constant at 569 °C?
1. The forward reaction HOCI → HCIO has an activation energy of 311 kJ/mol. The reverse...
1. The forward reaction HOCI → HCIO has an activation energy of 311 kJ/mol. The reverse reaction HCIO → HOCI has an activation energy of 31 kJ/mol. Both reactions occur at 25 °C. a. Which reaction is exothermic: HOCI → HCIO or HCIO → HOCI? Briefly explain. b. Determine the AE for the reaction HOCI → HCIO. Is the reaction endothermic or exothermic? c. Assuming the Arrhenius constant for the reaction HCIO → HOCI is 5.2 x 102 s', calculate...
The activation energy for a particular reaction is 102 kJ/mol. If the rate constant is 1.35...
The activation energy for a particular reaction is 102 kJ/mol. If the rate constant is 1.35 x 10-45-1 at 323 K, what is the rate constant at 273 K? | 1/ Determine the activation energy for the redox reaction Q2+ + 2 R3+ → Q4+ + 2 R2+. Rate Constant Temperature 3.12 x 103 M-15-1 275 K 2.70 x 104 M-15-1 300 K kJ/mol
The energy of activation for a particular reaction is 11.1 kJ/mol. At 18.9 °C the rate...
The energy of activation for a particular reaction is 11.1 kJ/mol. At 18.9 °C the rate constant of the reaction is 1.67 × 102s.-1 Calculate the temperature (in °C) when the rate constant, k = 4.99 × 103s.-1 R = 8.314472 J⋅mol-1⋅K-1. Report your answer to THREE significant figures.
Part A A certain reaction has an activation energy of 67.0 kJ/mol and a frequency factor...
Part A A certain reaction has an activation energy of 67.0 kJ/mol and a frequency factor of A1 = 1.40×1012 M−1s−1 . What is the rate constant, k, of this reaction at 28.0 ∘C ? Express your answer with the appropriate units. Indicate the multiplication of units explicitly either with a multiplication dot (asterisk) or a dash. k = Part B An unknown reaction was observed, and the following data were collected: T (K) k (M−1⋅s−1) 352 109 426 185...
A certain reaction has an enthalpy of AH = -49 kJ and an activation energy of E, = 33 kJ. What is the activation energy of the reverse reaction? Ea(reverse) 16 KJ Incorrect
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A particular reaction has an activation energy, Eq, of 139 kJ/mol. If the rate constant for the reaction is 0.00732 s-1 at 721 °C, at what temperature(in°C) would the rate constant be 0.231 s-12 *Please report 3 significant figures. Numbers only, no unit. No scientific notation. 4NH3 + 702 → 4NO2 + 6H20 M/S When the rate of disappearance of NH3 is 0.36 M/s , the rate of appearance of H20 is *Please report 2 significant figures....
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A particular reaction has an activation energy, Eq, of 139 kJ/mol. If the rate constant for the reaction is 0.00732 s-1 at 721 °C, at what temperature(in°C) would the rate constant be 0.231 s-12 *Please report 3 significant figures. Numbers only, no unit. No scientific notation. 4NH3 + 702 → 4NO2 + 6H20 M/S When the rate of disappearance of NH3 is 0.36 M/s , the rate of appearance of H20 is *Please report 2 significant figures....
. A particular reaction has an activation energy, Em of 175 kJ/mol. If the rate constant for the reaction is 0.00205 M a t 457 °C, what is the value of the rate constant at 569 °C?
1. The forward reaction HOCI → HCIO has an activation energy of 311 kJ/mol. The reverse reaction HCIO → HOCI has an activation energy of 31 kJ/mol. Both reactions occur at 25 °C. a. Which reaction is exothermic: HOCI → HCIO or HCIO → HOCI? Briefly explain. b. Determine the AE for the reaction HOCI → HCIO. Is the reaction endothermic or exothermic? c. Assuming the Arrhenius constant for the reaction HCIO → HOCI is 5.2 x 102 s', calculate...
The activation energy for a particular reaction is 102 kJ/mol. If the rate constant is 1.35 x 10-45-1 at 323 K, what is the rate constant at 273 K? | 1/ Determine the activation energy for the redox reaction Q2+ + 2 R3+ → Q4+ + 2 R2+. Rate Constant Temperature 3.12 x 103 M-15-1 275 K 2.70 x 104 M-15-1 300 K kJ/mol
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