If the initial surface coverage is 8.9 x 10^16 molecules / cm2, how long will it take for half of the n-pentane film to evaporate?

Q: A possible reaction for the degradation of the pesticide DDT to a less harmful compound was…

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Q: half-life

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Q: The following data are for the gas phase decomposition of dimethyl ether at 500 °C. CH3OCH3(g) ·…

A: A) For the given reaction- CH3OCH3 (g) -----> CH4 (g) + H2 (g) + CO (g)

Q: The following data are for the gas phase decomposition of dimethyl ether at 500 °C. CH30CH3(g) →…

A: ORDER OF THR REACTION CAN BE DETERMINED BY DETERMINETION OF RATE CONST VALUES AT TWO DIFEERENT TIMES…

Q: A possible reaction for the degradation of the pesticide DDT to a less harmful compound was…

A:

Q: A possible reaction for the degradation of the pesticide DDT to a less harmful compound was…

A:

Q: The reaction AB(aq) - has a rate constant of 0.0118 M-1.s-'at 25.0°C. A reaction ves- A(g) + B(g) is…

A: The given reaction is second-order hence rate law: Reaction: Data are given: The initial…

Q: Radioactive decay is a first-order kinetic process. The half-life for the decay of plutonium-239 is…

A: Radioactive decay always follows first order kinetic process , so we have to use the formulas of…

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

A:

Q: VII.  A possible reaction for the degradation of the pesticide DDT to a less harmful compound was…

A:

Q: The half-life for radioactive decay (a first-order process) of plutonium-239 is 24,000 years. How…

A: SOLUTION: Step 1: Half-life of Plutonium- 239 is 24,000 years. The radioactive disintegration…

Q: A possible reaction for the degradation of the pesticide DDT to a less harmful compound was…

A: The given rate constant (k)= 2.55×10^-8 s^-1  Given reaction is first order  And we know for first…

Q: Geologists can estimate the age of rocks by their uranium-238 (U-238) content. The uranium is…

A: From the first order reaction rate constant, the age of rock is calculated as,

Q: The breakdown of a certain pollutant X in sunlight is known to follow first-order kinetics. An…

A: Rate of the reaction is the velocity of the the reaction. It tells the pace at which the reaction…

Q: A possible reaction for the degradation of the pesticide DDT to a less harmful compound was…

A: Consider the given information is as follows; Order of the reaction = 1 (First order)         Rate…

Q: The dimerization of ClO is the second order in ClO.2ClO(g)Cl2​O2​     Use the following data…

A: Given data:

Q: possible reaction for the degradation of the pesticide DDT to a less harmful compound was simulated…

A: For first order reaction : Half-life time, t1/2 = 0.693/k k = rate constant

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

A: We have rate constant as 0.271s-1 . Initial concentration as 0.04 M , we have to calculate the…

Q: The gas phase decomposition of dimethyl ether at 500 °C CH;OCH;(g) CH4(g) + H2(g) + CO(g) is first…

A:

Q: The following data are for the gas phase decomposition of dimethyl ether at 500 °C. CH3OCH3(g) -…

A: The relationship between half-life and rate constant of the reaction (first-order reaction) is…

Q: Archaeologists can determine the age of artifacts made of wood or bone by measuring the amount of…

A: The objective of this question is to determine the age of a wooden tool based on the amount of C-14…

Q: The dimerization of butadiene 2C4H6 (g) → C8H12 (g) was studied at 500. K, and the following data…

A: Given: Time [C4H6](mol/L) ln[C4H6] 1/[C4H6] 195 1.6x10-2 -4.135 62.5 604 1.5x10-2 -4.1997…

Q: A possible reaction for the degradation of the pesticide DDT to a less harmful compound was…

A:

Q: A possible reaction for the degradation of the pesticide DDT to a less harmful compound was…

A:

Q: The rate constant for the reaction 2N2O5(g) → 4NO2(g) + O2(g) is equal to 3.41 x 10–5 s–1 at 30 ºC.…

A: The concentration of N2O5 at time t= 175min is calculated as,

Q: CF2Cl2 is a chlorofluorocarbon (CFC) that has been tied to the destruction of the atmospheric ozone…

A: The reactions in which reactant's amount taken varies or changes linearly with time are known as…

Q: Sucrose (C12H22O11)(C12H22O11), which is commonly known as table sugar, reacts in dilute acid…

A: Hydrolysis(breaking of bonds in water) of sucrose follows the first order kinetics. According to…

Q: Studies of radioactive decay of nuclei show that the decay rate of a radioactive sample is…

A: The decay of a radioactive sample is directly dependent on its amount. Half life of a radioactive…

Q: When designing a consumer product, it is desirable for it to have a two-year shelf life. Often this…

A: Step 1: Step 2: Step 3: Step 4:

Q: he following first rate constant order and determine the rate kr were obtained for the thermal…

A: For the following first order Thermal decomposition of ethane:   rate constant[Kr]…

Q: half-life

A:

Q: A possible reaction for the degradation of the pesticide DDT to a less harmful compound was…

A: In the given question we have to calculate the half-life for the degradation of DDT in years. Given…

Q: 7. For the decomposition of (CH3)20 (species A) at 777 K, the time required for [A], to fall to…

A: For a zeroth-order reaction, a plot of the concentration of any reactant versus time is a straight…

Q: a At 500 K, in the presence of a copper surface, ethanol decomposes according to the equation…

A: Since the rate of any reaction is only dependent on the reactants concentration and not on products…