A certain reaction with an activation energy of 145 kJ/mol was run at 485 K and again at 505 K . What is the ratio of f at the higher temperature to f at the lower temperature? Express your answer numerically using one significant figure.

Q: The activation energy Ea for a particular reaction is 42.2 kJ/mol. How much faster is the reaction…

A: How much faster is the reaction at 343 K than at 321 K is to be calculated. Given: Activation energy…

Q: reflies flash at a rate that depends on the temperature. At 43°C, the average rate is 3.4 flashes…

A: Given : We have to calculate the activation energy .

Q: A commercial process for preparing ethanol, C,H50H(9) , involves the process of passing ethylene…

A: The given chemical reaction: Given data:

Q: For each of the scenarios, identify the order with respect to the reactant, A. A – products The…

A:

Q: tempature

A:

Q: A certain reaction was observed at 25.00 C and a rate constant was determined from the experimental…

A: Given,  Assume, the rate constant at 25.00 °C is k,  When the rate constant increased by a factor of…

Q: A certain reaction has an activation energy of 38.94 kJ/mol. At what Kelvin temperature will the…

A:

Q: Calculate the rate constant, ?�, for a reaction at 70.070.0 °C that has an activation energy of…

A: Data

Q: A slightly bruised apple will rot extensively in about 2.5 days at room temperature (24.0 ° C). If…

A: The minimum amount of energy required by reactant molecules to participate in a reaction called…

Q: Consider the following reaction at 308 K: 2 A(g) + B(g) → C(g) + D (g) where rate = k[A][B]2. An…

A: where rate = k[A][B]2. An experiment was performed for a period of time with [A]0= 1.386 M and [B] =…

Q: A certain reaction with an activation energy of 125 kJ/mol was run at 555 K and again at 575 K. What…

A: T1 = 555 K T2 = 575 K Ea = 125 kJ = 125000 J

Q: A certain reaction has an activation energy of 41.96 kJ/mol. At what Kelvin temperature will the…

A:

Q: A certain reaction has an activation energy of 45.68 kJ/mol. At what Kelvin temperature will the…

A: The given information is: Activation energy = 45.68 kJ/mol = 45680 J/mol Temperature, T1 = 289 K Gas…

Q: A certain reaction has an activation energy of 61.40 kJ/mol. At what Kelvin temperature will the…

A: Given:  Activation energy, Ea = 61.40 kJ/mol = 61400 J/mol  Let K1 = K , then K2 = 5.5K  T1 = 323 K…

Q: A certain reaction has an activation energy of 28.90 kJ/mol.28.90 kJ/mol. At what Kelvin temperature…

A: The activation energy is 28.90 kJ/mol. The initial temperature is 309 K. The rate constant at the…

Q: A certain reaction has an activation energy of 71.24 kJ/mol.71.24 kJ/mol. At what Kelvin temperature…

A: Given, Activation energy of a reaction = 71.24kJ/mol. Initial temperature = 313K. k2/k1 = 3.00.

Q: It was discovered that a beverage stored at room temperature (assume 25 degrees C) spoils 40 times…

A: The relationship between rate constant , temperature and activation energy is given by Arrhenius…

Q: A certain reaction has an activation energy of 66.90 kJ/mol. At what Kelvin temperature will the…

A: It is based on the concept of Arrhenius theory of rate constant.  Here we are required to find the…

Q: Consider the following data for the gas-phase decomposition of NO₂ 2NO₂ (9) 2NO (g) + 0₂ (9)…

A: l

Q: 9. Nitric oxide, NO, reacts with hydrogen to give nitrous oxide, N₂O, and water. 2NO+H₂)------- NO +…

A:

Q: The activation energy Ea for a particular reaction is 50.0 kJ/mol. How much faster is the reaction…

A: The rate of any reaction is directly proportional to the rate constant of reaction under similar…

Q: A certain reaction has an activation energy of 29.12 kJ/mol. At what Kelvin temperature will the…

A: Given : Activation energy of reaction, Ea = 29.12 KJ/mol = 29120 J/mol…

Q: The activation energy of a certain reaction is 79.6 kJ/mol . How many times faster will the reaction…

A:

Q: The activation energy Ea for a particular reaction is 50.0 kJ/mol. How much faster is the reaction…

A: Collision theory :  According to the collision theory , for the effective collision between the…

Q: A certain reaction has an activation energy of 39.57 kJ/mol. At what Kelvin temperature will the…

A:

Q: A+B Time AB Student A determined that the red (higher) line represents the faster reaction. Student…

A: The energy coordinate curve of the reactions are given as,

Q: A certain reaction has an activation energy of 60.78 kJ/mol. At what Kelvin temperature will the…

A:

Q: What is the ratio of f at the higher temperature to f at the lower temperature?

A: Step : 1             What is the ratio of f at the higher temperature to f at the lower temperature?

Q: faster than it did at 335 K? 382 K. T = Incorrect

A: Given initial temperature is 335k

Q: The activation energy of a particular reaction is 65.7 kJ/mol. How much faster does the reaction…

A:

Q: For the decomposition of hydrogen peroxide in dilute sodium hydroxide at 20 °C 2 H202(aq)→2 H20(I) +…

A: We need to find rate of disappearance of H2 O2 for the given time interval.

Q: 4) Given the same concentrations, the reaction CO(g) + Ch(g) → COCI;(g) at 250°C is 1.50 x 10° times…

A: The relationship between rate constants at two different temperatures and activation energy is shown…

Q: A certain reaction has an activation energy of 59.88 kJ/mol. At what Kelvin temperature will the…

A: The expression for the ratio of two rate constants at the given temperature is given by Arrhenius…

Q: For the reaction 3 A + 5 B ----> 2 C + 4 D the rate of the reaction in terms of would be written…

A: The rate for a reaction is expressed as :

Q: 4. A slightly bruised apple will rot extensively in about 4.00 days at room temperature, 25.0°C. If…

A:

Q: The energy of activation for the decomposition of 2 mol of HI to H2 and I2 in the gas phase is 185…

A: Given,Activation energy of decomposition of 2mol HI = 185kJ.Heat of formation of HI = -5.65kJ/mol.

Q: The activation energy Ea for a particular reaction is 42.2 kJ/mol. How much faster is the reaction…

A: Ea = 42.2 KJ/mol R = 8.314 J/molK T1 = 324 K T2 = 343 K

Q: A certain reaction with an activation energy of 135 kJ/mol was run at 475 K and again at 495 K. What…

A: The objective of the question is to find the ratio of f at higher tempreture to f at lower…

Q: For the reaction, 2N₂O5(g) The following data were obtained: T = 339 K [N₂O), M Time 0 100 300 600…

A:

Q: The following data are for the decomposition of hydrogen peroxide in dilute sodium hydroxide at 20…

A: