Hydrolysis of a hormone is a first-order reaction with a rate constant of 0.125 years-1. What will be the concentration of 0.010 M hormone solution after 6 months? Calculate the half-life of the hormone. The first order reaction proceeds by 30% in 7 minutes. How long does it take for the reaction to be halfway through, 99% complete?

Q: The initital concentration of reactant in a first order reaction is 0.27 M and has a rate of 0.75…

A:

Q: The rate constant for a certain first-order reaction is 0.40 min-1. i) Calculate the initial rate in…

A: Given,  The rate constant of a certain first order reaction = 0.40 min -1. We have to calculate the…

Q: particular first order reaction has a rate constant of 0.330 min-1. How many minutes will it take…

A:

Q: What is the reaction rate constant given the plot of the reaction of reactant A with respect to time…

A: A question based on kinetics of reaction in solution that is to be accomplished.

Q: The decomposition of an aldehyde solution in carbon tetrachloride is a first order reaction with a…

A: By using integrated first order rate law -

Q: In a first order reaction with only one reagent, the reaction was started with a concentration of…

A: Those reactions in which the rate of the reaction depends only on the first power of the…

Q: Given the first order reaction: Y Z It is found that this reaction is 40.0% complete at the end of…

A: Given :-  Y → Z          (first order reaction)  t = 40 min  Completion of reaction  = 40%  To…

Q: If the half-life period of a first order reaction in A is 2 minutes, how long will it take [A] to…

A:

Q: Calculate the half-life of a first-order reaction if 66% of the reactants are reacted within 66 s.

A: Given- Reaction is first order reaction assume reactant is 100% Reactant reacted =66% Reactant…

Q: A first-order reaction is 45% complete at the end of 35 minutes.What is the length of the half-life…

A: Given that, the reaction is 45% complete in 35 minutes.  For a first order reaction,    ln [ A ]  =…

Q: What is the concentration of the insecticide on June 1 of the following year

A: The required solution is as follows:

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

A:

Q: The initial concentration of a reactant in a first order reaction is 0.860 M. What will be its…

A: Given that, in first order reaction; Initial concentration of  a reactant = 0.860 M We have to find…

Q: A reactant in a certain first-order reaction is 66 % consumed in 34 s. What is the half-life for…

A: A reactant in a certain first-order reaction is 66 % consumed in 34 s. What is the half-life for…

Q: In the first-order reaction  A → products, it is found that 99% of the original amount of reactant A…

A:

Q: The half-life of a reaction of compound A to give compounds D and E is 7.75 min when the initial…

A: Given that :-             A    ---->  D   + E   half-life of a reaction of compound A is7.75…

Q: A reaction of the form A  products is first order with a rate constant of 5.14×10-4 /min. What is…

A: We have to predict the half life of reaction.

Q: A certain first-order reaction is 46.3% complete in 7.23 min at 25 deg Celcius. What is its rate…

A: Given-> Time = 7.23 min  Completion of reaction = 46.3%

Q: In 30.0 minutes, a first order reaction is 25% complete. Calculate how long it will take for the…

A:

Q: What is the half-life of a compound, A, if 75.0 percent of a given sample of the compound A…

A: 75.0 % of compound A decomposes in 60.0 min. The decomposition follows first-order kinetics.Here,…

Q: What is the half-life for a 1st order reaction, if the initial concentration of A=0.2 M and the…

A: Given:First  order reactionA0=0.2M=Initial& r=1.2 Ms=Ratet12=?

Q: In the first order reaction:  A   -->   products, it is found that 1% of the original amount of the…

A:

Q: A certain first order reaction is 60.5% complete in 60 minutes at 310K. What is its rate constant?

A:

Q: A reactant in a certain first-order reaction is 56 % consumed in 63 s. What is the half-life for…

A: In this question, we will determine the half-life for the first-order reaction. The half-life period…

Q: The decomposition reaction of ethylene oxide is given as:  (CH2)2O(g) ----> CH4(g) + CO(g)  It is…

A: The half-life of the first-order reaction is given by: t1/2 = 0.693kk = 0.693t1/2

Q: The isomerization reaction of cyclopropane to propene at 500°C follows first-order kinetics with a…

A: Given : Order of reaction is = 1 Rate constant of reaction = 6.70 X 10-4 s-1  And concentration of…

Q: The reaction of ethyl acetate with sodium hydroxide, CH3COOC2H5(aq) + NaOH(aq) = CH3COONA(aq) +…

A:

Q: 1) A first – order reaction is 65% complete at the end of 50 minutes . - a) What is the value of the…

A: Rate constant and half-life of first order reaction can be determined using integrated rate equation…

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

A:

Q: A compound decomposes by a first-order reaction. The concentration of the compound decrease from…

A:

Q: A certain compound, X, with an initial concentration of 0.46 M undergoes a zeroth order reaction…

A:

Q: The half-life for a second order reaction is 35 minutes when the initial concentration of reactants…

A: Since we know that for a second order reaction K = 1/([A]° × t1/2)  Where  K = rate constant [A]° =…

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

A:

Q: 75% of the reaction was completed in 10 minute. Calculate the half life period of this reaction if…

A:

Q: The first-order reaction of decomposition of azomethane is given below:CH3―N═N―CH3(g) → N2(g) +…

A: The expression for half-life of a first order reaction is :

Q: the decomposition of compound Y02 is the first order reaction.The half-life of reaction is 25.5…

A: a) 0.108 M min-1 b) 32.4

Q: The decomposition of compound XYZ is a 2nd order reaction. Initially, the concentration of XYZ was…

A: Given data is as follows: The initial concentration of XYZ A°= 2.80 M The concentration of XYZ at…

Q: For the first order reaction, the initial concentration of A= .4 M. What is the half life of the…

A: when the rate of the reaction depends only on the concentration of the reactant and its power is one…

Q: A particular second order reaction has a rate constant of 0.0345 M-1 min-1 and an initial…

A:

Q: A first order reaction is 65% complete in 280 s. How long does it take for the reaction to be 71%…

A:

Q: In a particular dating method, optically active proteins in organic material racemerize over time…

A: Since for the first order reaction, ln(A0 / A) = Kt  where A0 =initial amount of reactant A = final…

Q: 3) A certain first-order reaction has a half-life of 20.0 minutes. a. Calculate the rate constant…

A:

Q: For a certain first order reaction, 20 % of the reactant is consumed after the 90. min. How long…

A:

Q: The dimerization of tetrafluoroethene (C2F4) to octafluorocyclobutane (C4F8) is second order in the…

A: Second order reaction is the chemical reaction in which the reaction rate depends upon the square of…

Q: 5. The first-order rate constant for hydrolysis of a certain insecticide in water at 12° C is 1.45…

A: A) Given  rate constant, k = 1.45 year-1 initial concentration, [Ao] = 5.0 x 10-7 g/mL concentration…

Q: A first-order reaction has a rate constant of 0.33 min-1. It takes ________ min for the reactant…

A:

Q: What is the rate constant of a first-order reaction that takes 375 seconds for the reactant…

A: For the 1st order reaction we know that, t1/2 = (0.6932/K), K = rate constant.