Integrated Rate Law Video & Text Solutions For College Students

Integrated Rate Law

Q. Identify what the graphs of [X] versus time and [Y] versus time would look like for various orders.Zero-order [X] vs. tZero-order [Y] vs. tFirst or...

Solved • Mar 30, 2020

Integrated Rate Law

Q. For each of the following cases, identify the order with respect to the reactant, A. Case (A ----> product) 1. The half-life of A increases as t...

Solved • Mar 20, 2020

Integrated Rate Law

Q. For the reactionA → productstime and concentration data were collected.t(s) [A](M)0 0.5220 0.4340 0.3560 0.2980 0.24100 ...

Solved • Mar 18, 2020

Integrated Rate Law

Q. Given this particulate model, answer the following questions. The blue atoms are nitrogen, and the red atoms are oxygen.Label the intermediate(s) a...

Solved • Mar 17, 2020

Integrated Rate Law

Q. The reaction A → products has a rate constant of 0.15 mol/(L s). If the concentration of A is cut in half, the half-life of the reaction willA) dec...

Solved • Feb 17, 2020

Integrated Rate Law

Q. A second-order reaction starts with an initial concentration of 0.100 mol/L of the reactant. If the rate constant is 3.6 × 10–2 L/(mol • s), what i...

Solved • Feb 17, 2020

Integrated Rate Law

Q. Consider the half-life t1/2 decay of a compound. Which of the following statements regarding half-lives is/are correct?I In a second order decay pr...

Solved • Jan 24, 2020

Integrated Rate Law

Q. The protein that you’ve just isolated is unstable; it decomposes through a first-order process with k = 0.02 min-1. How long will it take for 99% o...

Solved • Jan 24, 2020

Integrated Rate Law

Q. Given that N2O4 is 2nd order for the reaction: N2O4 → 2 NO2, if a reaction started with 0.75 M N2O4, what is the half-time when the rate constant i...

Solved • Jan 23, 2020

Integrated Rate Law

Q. Given that N2O4 is 2nd order for the reaction: N2O4 → 2 NO2 , what is the concentration of N2O4 at 5 min when the rate constant is 0.50 min-1 M-1 a...

Solved • Jan 23, 2020

Integrated Rate Law

Q. N2O4 (g) at a concentration of 0.240 M was contained in a 5.00 L vessel at 50 °C where it decomposed into NO2(g). The partial pressure of NO2, P(NO...

Solved • Jan 23, 2020

Integrated Rate Law

Q. The half-life of N2O5 (g) at a 25 °C is 4.03 x 104 s. The rate constant is 1.72 x 10-5 s-1b) Determine the fraction of N2O5 molecules that remain u...

Solved • Jan 20, 2020

Integrated Rate Law

Q. A first-order reaction has a rate constant of k = 0.320 min–1. For an initial reactant concentration of 1.22 M, how long does it take for its conce...

Solved • Dec 20, 2019

Integrated Rate Law

Q. A → B is a first order reaction. Using the data below, what is the half-life in seconds? 0 sec, [A] = 1.22 M 3 sec, [A] = 0.86 M 6 sec, [A] = 0.61 ...

Solved • Dec 19, 2019

Integrated Rate Law

Q. The reaction A => B + C is second order in A. When the initial [A] = 0.100 M, the reaction is 20.0% complete in 30.6 minutes. Calculate the valu...

Solved • Dec 16, 2019

Integrated Rate Law

Q. For the reaction, A → B, the rate constant is 0.0208 M-1 sec-1. How long would it take for [A] to decrease from 0.100 to 0.0450 M?a. 2.66 secb. 38....

Solved • Dec 12, 2019

Integrated Rate Law

Q. The reaction A => B + C is second order in A. When the initial [A] = 0.100 M, the reaction is 20.0% complete in 26.2 minutes. Calculate the valu...

Solved • Dec 11, 2019

Integrated Rate Law

Q. The reaction A => B + C is second order in A. When the initial [A] = 0.100 M, the reaction is 20.0% complete in 26.2 minutes. Calculate the valu...

Solved • Nov 1, 2019

Integrated Rate Law

Q. Phosphine, PH3(g), decomposes according to the equation 4PH3(g) → P4(g) + 6H2 (g) The kinetics of the decomposition of phosphine at 950 K was follo...

Solved • Jul 9, 2019

Integrated Rate Law

Q. For a generic second-order reaction A → B, what quantity, when graphed versus time, will yield a straight line?

Solved • Dec 6, 2018

Integrated Rate Law

Q. A first-order reaction AB has the rate constant k = 3.3×10−3 s-1 .If the initial concentration of A is 2.6×10−2 M, what is the rate of the reaction...

Solved • Dec 6, 2018

Integrated Rate Law

Q. At 25°C the decomposition of N2O5 (g) into NO2 (g) and O2(g) follows first-order kinetics with k = 3.4 10-5 s-1. How long will it take for a sample...

Solved • Dec 6, 2018

Integrated Rate Law

Q. If a solution containing 26.0 g of a substance reacts by first-order kinetics, how many grams remain after three half-lives?

Solved • Dec 6, 2018

Integrated Rate Law

Q. The decomposition of sulfuryl chloride (SO2Cl2) is a first-order process. The rate constant for the decomposition at 660 K is 4.5 x 10–2 s–1. At wh...

Solved • Dec 6, 2018

Integrated Rate Law

Q. Americium-241 is used in smoke detectors. It has a first order rate constant for radioactive decay of k = 1.6 10-3-1. By contrast, iodine-125, whic...

Solved • Dec 6, 2018

Integrated Rate Law

Q. Americium-241 is used in smoke detectors. It has a first order rate constant for radioactive decay of k = 1.6 x 10-3 yr-1. By contrast, iodine-125,...

Solved • Dec 6, 2018

Integrated Rate Law

Q. Dinitrogen pentoxide (N2 O5) decomposes in chloroform as a solvent to yield NO2 and O2. The decomposition is first order with a rate constant at 45...

Solved • Dec 6, 2018

Integrated Rate Law

Q. Sucrose (C12H22O11 ), which is commonly known as table sugar, reacts in dilute acid solutions to form two simpler sugars, glucose and fructose, bot...

Solved • Dec 6, 2018

Integrated Rate Law

Q. Sucrose (C12H22O11 ), which is commonly known as table sugar, reacts in dilute acid solutions to form two simpler sugars, glucose and fructose, bot...

Solved • Dec 6, 2018

Integrated Rate Law

Q. Sucrose (C12H22O11 ), which is commonly known as table sugar, reacts in dilute acid solutions to form two simpler sugars, glucose and fructose, bot...

Solved • Dec 6, 2018

Integrated Rate Law

Q. Molecular iodine, I2(g), dissociates into iodine atoms at 625 K with a first-order rate constant of 0.271 s-1 .What is the half-life for this react...

Solved • Dec 6, 2018

Integrated Rate Law

Q. Molecular iodine, I2(g), dissociates into iodine atoms at 625 K with a first-order rate constant of 0.271 s-1 .If you start with 0.055 M of I2 at t...

Solved • Dec 6, 2018

Integrated Rate Law

Q. The first-order rate constant for the decomposition of N2O5,2N2O5(g) → 4NO2(g) + O2(g)at 70oC is 6.82 x 10 - 3 s - 1. Suppose we start with 2.60×10...

Solved • Dec 6, 2018

Integrated Rate Law

Q. The first-order rate constant for the decomposition of N2O5,2N2O5(g) → 4NO2(g) + O2(g)at 70oC is 6.82 x 10 - 3 s - 1. Suppose we start with 2.60×10...

Solved • Dec 6, 2018

Integrated Rate Law

Q. The reaction SO2Cl2(g) → SO2 (g) + Cl2 (g) is first order in SO2 Cl2.Using the following kinetic data, determine the magnitude of the first-order r...

Solved • Dec 6, 2018

Integrated Rate Law

Q. From the following data for the first-order gas-phase isomerization of CH3 NC at 215 oC, calculate the first-order rate constant and half-life for ...

Solved • Dec 6, 2018

Integrated Rate Law

Q. From the following data for the first-order gas-phase isomerization of CH3 NC at 215 oC, calculate the first-order rate constant and half-life for ...

Solved • Dec 6, 2018

Integrated Rate Law

Q. A friend studies a first-order reaction and obtains the following three graphs for experiments done at two different temperatures.Which two graphs ...

Solved • Dec 6, 2018

Integrated Rate Law

Q. Given the following diagrams at t = 0 and t = 30, what is the half-life of the reaction if it follows first-order kinetics?

Solved • Dec 6, 2018

Integrated Rate Law

Q. After four half-life periods for a first-order reaction, what fraction of reactant remains?

Solved • Dec 6, 2018

Integrated Rate Law

Q. The gas-phase decomposition of SO2Cl2, SO2Cl2(g) → SO2 (g) + Cl2 (g), is first order in SO2Cl2. At 600 K the half-life for this process is 2.3 x 10...

Solved • Dec 6, 2018

Integrated Rate Law

Q. Cyclopropane rearranges to form propene in the gas phase.The reaction is first order in cyclopropane and has a measured rate constant of 3.36 x 10-...

Solved • Dec 6, 2018

Integrated Rate Law

Q. The desorption (leaving of the surface) of a single molecular layer of n-butane from a single crystal of aluminum oxide was found to be first order...

Solved • Dec 6, 2018

Integrated Rate Law

Q. The desorption (leaving of the surface) of a single molecular layer of n-butane from a single crystal of aluminum oxide was found to be first order...

Solved • Dec 6, 2018

Integrated Rate Law

Q. The desorption (leaving of the surface) of a single molecular layer of n-butane from a single crystal of aluminum oxide was found to be first order...

Solved • Dec 6, 2018

Integrated Rate Law

Q. These images represent the first order reaction A initially and at some later time. The rate law for the reaction is Rate = 0.010 s-1 [A].How much ...

Solved • Dec 6, 2018

Integrated Rate Law

Q. The reaction X → products is second order in X and has a rate constant of 0.035 M-1s-1. If a reaction mixture is initially 0.55 M in X, what is th...

Solved • Dec 6, 2018

Integrated Rate Law

Q. The half-life for radioactive decay (a first-order process) of plutonium-239 is 24,000 years.How many years would it take for one mole of this radi...

Solved • Dec 6, 2018

Integrated Rate Law

Q. Ethyl chloride vapor decomposes by the first-order reaction C2H5Cl → C2H4 + HCl. The activation energy is 249 kJ/mol and the frequency factor is 1....

Solved • Dec 6, 2018

Integrated Rate Law

Q. The specific rate constant for the first-order decomposition of N2O5 (g) to NO2(g) and O2(g) is 7.48 x 10-3 s-1 at a given temperature. Find the le...

Solved • Dec 6, 2018

Integrated Rate Law

Q. The specific rate constant for the first-order decomposition of N2O5 (g) to NO2(g) and O2(g) is 7.48 x 10-3 s-1 at a given temperature. Find the le...

Solved • Dec 6, 2018

Integrated Rate Law

Q. Anthropologists can estimate the age of a bone or other sample of organic matter by its carbon-14 content. The carbon-14 in a living organism is co...

Solved • Dec 6, 2018

Integrated Rate Law

Q. Geologists can estimate the age of rocks by their uranium-238 content. The uranium is incorporated in the rock as it hardens and then decays with f...

Solved • Dec 6, 2018

Integrated Rate Law

Q. Iodine atoms will combine to form I2 in liquid hexane solvent with a rate constant of 1.5 x 1010 L/mol•s. The reaction is second order in I. Since ...

Solved • Dec 6, 2018

Integrated Rate Law

Q. The hydrolysis of sucrose (C12H22O11) into glucose and fructose in acidic water has a rate constant of 1.8 x 10–4 s–1 at 25 oC. Assuming the reacti...

Solved • Dec 6, 2018

Integrated Rate Law

Q. Dinitrogen pentoxide decomposes in the gas phase to form nitrogen dioxide and oxygen gas. The reaction is first order in dinitrogen pentoxide and h...

Solved • Dec 6, 2018

Integrated Rate Law

Q. Cyclopropane (C3H6) reacts to form propene (C3H6) in the gas phase. The reaction is first order in cyclopropane and has a rate constant of 5.87 x 1...

Solved • Dec 6, 2018

Integrated Rate Law

Q. The decomposition of SO2Cl2 is first order in SO2Cl2 and has a rate constant of 1.44×10−4 s-1 at a certain temperature. How long will it take for t...

Solved • Dec 6, 2018

Integrated Rate Law

Q. The decomposition of SO2Cl2 is first order in SO2Cl2 and has a rate constant of 1.44×10−4 s-1 at a certain temperature. If the initial concentratio...

Solved • Dec 6, 2018

Integrated Rate Law

Q. The decomposition of SO2Cl2 is first order in SO2Cl2 and has a rate constant of 1.44×10−4 s-1 at a certain temperature. If the initial concentratio...

Solved • Dec 6, 2018

Integrated Rate Law

Q. The decomposition of XY is second order in XY and has a rate constant of 7.02×10−3 M-1 s-1 at a certain temperature. What is the half-life for this...

Solved • Dec 6, 2018

Integrated Rate Law

Q. The decomposition of XY is second order in XY and has a rate constant of 7.02×10−3 M-1 s-1 at a certain temperature. If the initial concentration o...

Solved • Dec 6, 2018

Integrated Rate Law

Q. A first-order reaction is 75.0% complete in 320. s.b. How long does it take for 90.0% completion?

Solved • Nov 7, 2018

Integrated Rate Law

Q. The reactionA → B + Cis known to be zero order in A and to have a rate constant of 5.0 x 10 -2 mol/L•s at 25°C. An experiment was run at 25°C wher...

Solved • Nov 7, 2018

Integrated Rate Law

Q. Sulfuryl chloride (SO2Cl2) decomposes to sulfur dioxide (SO2) and chlorine (Cl2) by reaction in the gas phase. The following pressure data were obt...

Solved • Nov 6, 2018

Integrated Rate Law

Q. DDT (molar mass = 354.49 g/mol) was a widely used insecticide that was banned from use in the United States in 1973. This ban was brought about due...

Solved • Nov 5, 2018

Integrated Rate Law

Q. A first-order reaction is 75.0% complete in 320. s.a. What are the first and second half-lives for this reaction?

Solved • Nov 5, 2018

Integrated Rate Law

Q. A certain first-order reaction is 45.0% complete in 65 s. What are the values of the rate constant and the half-life for this process?

Solved • Nov 5, 2018

Integrated Rate Law

Q. The decomposition of hydrogen iodide on finely divided gold at 150°C is zero order with respect to HI. The rate defined below is constant at 1.20 x...

Solved • Nov 5, 2018

Integrated Rate Law

Q. Acetone is one of the most important solvents in organic chemistry, used to dissolve everything from fats and waxes to airplane glue and nail polis...

Solved • Nov 2, 2018

Integrated Rate Law

Q. Acetone is one of the most important solvents in organic chemistry, used to dissolve everything from fats and waxes to airplane glue and nail polis...

Solved • Nov 2, 2018

Integrated Rate Law

Q. Many drugs decompose in blood by a first-order process.(a) Two tablets of aspirin supply 0.60 g of the active compound. After 30 min, this compound...

Solved • Nov 1, 2018

Integrated Rate Law

Q. Chlorine is commonly used to disinfect drinking water, and inactivation of pathogens by chlorine follows first-order kinetics. The following data a...

Solved • Nov 1, 2018

Integrated Rate Law

Q. Chlorine is commonly used to disinfect drinking water, and inactivation of pathogens by chlorine follows first-order kinetics. The following data a...

Solved • Nov 1, 2018

Integrated Rate Law

Q. The molecular scenes below represent the first-order reaction in which cyclopropane (red) is converted to propene (green):Determine (b) the rate co...

Solved • Nov 1, 2018

Integrated Rate Law

Q. The first-order rate constant for the reaction A (green) → B (yellow) is 0.063 min-1. The scenes below represent the reaction mixture at two differ...

Solved • Nov 1, 2018

Integrated Rate Law

Q. The hydrolysis of the sugar sucrose to the sugars glucose and fructose, C12H22O11 + H2O ⟶ C6H12O6 + C6H12O6 follows a first-order rate equation for...

Solved • Oct 31, 2018

Integrated Rate Law

Q. Suppose that the half-life of steroids taken by an athlete is 42 days. Assuming that the steroids biodegrade by a first-order process, how long wou...

Solved • Oct 31, 2018

Integrated Rate Law

Q. Both technetium-99 and thallium-201 are used to image heart muscle in patients with suspected heart problems. The half-lives are 6 h and 73 h, resp...

Solved • Oct 31, 2018

Integrated Rate Law

Q. The half-life of a reaction of compound A to give compounds D and E is 8.50 min when the initial concentration of A is 0.150 mol/L. How long will i...

Solved • Oct 31, 2018

Integrated Rate Law

Q. The half-life of a reaction of compound A to give compounds D and E is 8.50 min when the initial concentration of A is 0.150 mol/L. How long will i...

Solved • Oct 31, 2018

Integrated Rate Law

Q. What is the half-life for the decomposition of O3 when the concentration of O3 is 2.35 × 10−6 M? The rate constant for this second-order reaction i...

Solved • Oct 31, 2018

Integrated Rate Law

Q. What is the half-life for the decomposition of NOCl when the concentration of NOCl is 0.15 M? The rate constant for this second-order reaction is 8...

Solved • Oct 31, 2018

Integrated Rate Law

Q. In a first-order decomposition reaction. 39.0% of a compound decomposes in 11.0 min. How long (in min) does it take for 87.1% of the compound to de...

Solved • Oct 24, 2018

Integrated Rate Law

Q. A reaction of the form aA → Products gives a plot of In[A] vs time (in seconds) which is a straight line with a slope of -7.35 x 103. Assuming [A]o...

Solved • Oct 24, 2018

Integrated Rate Law

Q. The reaction CH3-N≡C → CH3-C≡Nis a first-order reaction. At 230.3°C. k = 6.29 x 10-4 s-1. If [CH3-N≡C] is 1.00 x 10-3 initially, [CH3-N≡C) is _____...

Solved • Oct 23, 2018

Integrated Rate Law

Q. The reaction below is first order in [H2O2]: 2H2O2 (I) → H2O (I) + O2 (g) A solution originally at 0.600 M H2O2 is found to be 0.075 M after 54 min...

Solved • Oct 23, 2018

Integrated Rate Law

Q. The isomerization of methylisonitrile to acetonitrile CH3NC (g) → CH3CN (g) is first order in CH3NC. The rate constant for the reaction is 9.45 x 1...

Solved • Oct 23, 2018

Integrated Rate Law

Q. The reaction CH3-N=C → CH3-C=N is a first-order reaction. At 230°C, k = 6.29 x 10-4 s-1. If [CH3-N=C] is 1.00 x 10-3 initially, [CH3-N=C] is ______...

Solved • Oct 9, 2018

Integrated Rate Law

Q. At a certain temperature the rate of this reaction is second order in H2CO3 with a rate constant of 4.5M-1s-1. H2CO3 (aq) → H2O (aq) + CO2 (aq)Supp...

Solved • Oct 9, 2018

Integrated Rate Law

Q. After 78.0 min, 33.0% of a compound has decomposed. What is the half-life of this reaction assuming first-order kinetics?

Solved • Oct 8, 2018

Integrated Rate Law

Q. The gas phase decomposition of nitrogen dioxide at 383°C NO2 (g) → NO(g) + ½O2 (g) is second order in NO2 with a rate constant of 0.540 M-1s-1. If ...

Solved • Oct 4, 2018

Integrated Rate Law

Q. After 40.0 min, 29.0% of a compound has decomposed. What is the half-life of this reaction assuming first order.

Solved • Sep 28, 2018

Integrated Rate Law

Q. The rate constant for this first-order reaction is 0.0680 s-1 at 400°C. A → products After how many seconds will 10.6% of the reactant remain?

Solved • Sep 28, 2018

Integrated Rate Law

Q. The rate constant for this first order reacion is 0.400 s-1 at 400°C.A → products How long (in seconds) would it take for the concentration of A to...

Solved • Sep 27, 2018

Integrated Rate Law

Q. The rate of decomposition of PH3 was studied at 851.00°C. The rate constant was found to be 0.0585 s-1. 4PH3 → P4 + 6H2 If the reaction is begun wi...

Solved • Sep 27, 2018

Integrated Rate Law

Q. The first-order reaction SO2Cl2 → SO2 + Cl2 is 10% complete in 80 min. How long would it take for the reaction to be 95% complete? (a) 1.8 min (b) ...

Solved • Sep 26, 2018

Integrated Rate Law

Q. Cyclopentadiene (C5H6) reacts with itself to form dicyclopentadiene (C10H12). A 0.88 M solution of C5H6 is monitored as a function of time as the r...

Solved • Sep 21, 2018

Integrated Rate Law

Q. If a radioactive isotope has a rate constant for decay of 0.0650 min-1, what fraction of this isotope remains after 15.0 minutes?

Solved • Sep 19, 2018

Integrated Rate Law

Q. The rate constant for a particular radioactive isotope is 0.0422 hr-1. Calculate the half-life of this isotope.

Solved • Sep 19, 2018

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