The desorption (leaving of the surface) of a single molecular layer of n-butane from a single crystal of aluminum oxide is found to be first order with a rate constant of 0.128>s at 150 K.a. What is the half-life of the desorption reaction?b. If the surface is initially completely covered with n-butane at 150 K, how long will it take for 25% of the molecules to desorb (leave the surface)? For 50% to desorb?c. If the surface is initially completely covered, what fraction will remain covered after 10 s? After 20 s?

Q: If the initial surface coverage is 8.9 x 10^16 molecules / cm2, how long will it take for half of…

A: Given information,     [A]0  =   8.9 * 1016 molecules/cm2     k  =  1.92 * 1013 molecules/cm2 s…

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Q: Molecular iodine, I2(g), dissociates into iodine atoms at 625 K with a first-order rate constant of…

A: a) Half life of first order reaction =0.693K = 0.693 0.271 = 2.557  SO half life for the reaction is…

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A: 2NH3->N2+3H2 -∆[NH3]\∆t=3.40×10^-6Ms^-

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A:

Q: A reaction has an activation energy of 103 kJ/mol and a rate constant of 0.750 M/s at 328.0 K. a.…

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Q: The decomposition of XY is second order in XY and has a rate constant of 7.10×10−3 M^(−1)⋅s^(−1) at…

A: Since you have posted question with multiple sub -parts, we will solve first three parts for you. To…

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A: The rate constant of a rate of the reaction is given by, k=[M]1-n.s-1

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A: Given data:

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Q: For the decomposition of hydrogen iodide on a gold surface at 150 °C 2 HI(g)H2(g) + I½(g) the…

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A: Half life and rate constant relationship is t1/2 = 0.693/k The relationship between rate constant…

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A: Consider the schematic reaction A → P. If the reaction is ½ order with respect to A then the…

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Q: Molecular iodine, I2(g), dissociates into iodine atoms at 625 K with a first-order rate constant of…

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Q: The evaporation of a 120-nm film of n-pentane from a single crystal of aluminum oxide is zero order…

A: Given information,     [A]0  =   8.9 * 1016 molecules/cm2     k  =  1.92 * 1013 molecules/cm2 s

Q: How will you determine the rate constant for a first-order reaction? Explain in detail.In the…

A: Rate constant for first order reaction can be determine by following methods.  Method I : Using half…

Q: The gas-phase decomposition of SO2Cl2 , SO2Cl2(g)→SO2(g)+Cl2(g), is first order in SO2Cl2 . At 600 K…

A: The half-life for first order reaction can be calculated as given below.

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Q: What is the rate constant for the reaction? (in M-1s-1)

A:

Q: The rate law for the oxidation reaction 2CO(g)  + O2(g)  →  2CO2(g) assuming that the reaction…

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Q: The half-life for the second-order decomposition of HI is 15.4 s when the initial concentration of…

A: Given that the decomposition of HI is a second-order reaction.

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Q: The decomposition of XY is second order in XY and has a rate constant of 8.40 x 102 M-ªmin1 at 400…

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Q: Derive the half-life equation for a zero-order reaction. What is the half-life for the decomposition…

A: The general equation of rate for a zero order reaction is given as below,  rate = kA0   -----------…

Q: a.  What is the half life for this reaction?                                     b.  If you start…

A:

Q: The decomposition of ethylene oxide (CH₂)₂O(g) → CH₄(g) + CO(g) is a first order reaction with a…

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Q: Predict the initial rate of reaction in experiment 4. 13.126. An important reaction in the formation…

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A: Radioactive decay is a first-order process. Hence, the integrated rate law is given as: ln(aa-x)=kt…

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A: Given:Initial concentration = 0.100 MRate constant = 7.02×10-3 M-1.s-1