Explain why the coefficients of an elementary step equal the reaction orders of its rate law but those of an overall reaction do not.

Q: For a first-order kinetic, what is the half-life of a compound if 70% of a given sample of the…

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Q: 6. If the value of n for this rate law is 1, which of the following would be reasonable units for k?…

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Q: Explain A Two-Step Mechanism for the observed first-order kinetics ?

A: SN1 reaction or unimolecular nucleophilic substitution reaction follows the first order kinetics…

Q: The single reactant A decays into product P by first-order kinetics.  If A starts at an initial…

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Q: Explain why the coefficients of an elementary step equal the reaction orders of its rate law but…

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Q: ACTIVITY 2 TAKE MY ORDER

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Q: A certain first-order reaction is 25% complete in 65s. What are the values of the rate constant and…

A: Given: The first order reaction is completed 25% in 65 s. The integral rate law equation of first…

Q: What is the rate expression for the overall reactio based on the data?

A: The rate expression for the reaction can be written as: Rate=k[KIO3]x[H2SO3]y   where, x = Order…

Q: What is a radical? What elementary steps are involved in a reaction mechanism involving radicals?

A: Radical : These are also called free radical. These are the neutral species, their octet is…

Q: The rate at which a certain drug is eliminated by the body follows first-order kinetics, with a half…

A: The rate constant of the reaction can e calculated as follows-

Q: The reaction of A + B +C = ABC occurs in three elementary steps: Step 1: A + B → AB Step 2: AB + С ~…

A: Slow step is rate determining step

Q: A reaction was observed to have a first dependence to AB and second order dependence to C2. What is…

A: Given  Order of a reaction with respect to AB  = 1  Order of reaction with respect to C2    = 2 Rate…

Q: Why may some gas-phase reactions show fi rst-order kinetics?

A: In chemical kinetics, the order of the reaction is 1 when the speed of the reaction depends upon…

Q: Using the data in the table, determine the rate constant of the reaction and select the appropriate…

A: Reaction: A + 2B -------> C + D Rate constant of reaction = K =? Data table:

Q: Show that the time constant of a first order reaction is the reciprocal of the rate constant

A: In a first order reaction, the rate of the reaction depends on the first order of the concentration…

Q: All termolecular reactions are third-order reactions. O True False

A: Molecularity of reaction :-  The number of reacting molecules that are simultaneously colliding to…

Q: A certain reaction is first order, and 450 s after initiation of the reaction, 26.0% of the reactant…

A: Answer:- This question is answered by using the simple concept of chemical kinetics which involves…

Q: What is the overall order for a reaction that has a rate constant with units of MSs1? seventh order…

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Q: A first-order reaction has a half-life of (6.34x10^1) minutes. How many minutes would it take for…

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Q: Using the data in the table, calculate the rate constant of Trial [A] (M) [B] (M) Rate (M/s) this…

A: “Since you have asked multiple question, we will solve the first question for you. If youwant any…

Q: a. Give a mathematical expression for the half-life of a first order reaction and of a second order…

A: The progress of the reaction depends on the order of the reaction.

Q: If the rate constant in a first-order degradation reaction of a drug product is 0.462/year, what is…

A: Shelf life is the time required, for degradation of drug by 10%

Q: 4. Order of the reaction with respect to Luv (round off to the nearest whole number) 5. Unit of the…

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Q: A reaction is known to follow first-order kinetics and has a rate constant of (6.3700x10^-2) min1.…

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Q: A first order reaction is conducted and determined to have a rate constant of 0.278 s-1. Determine…

A: The given rate constant (k) = 0.278 s-1 The initial concentration of the starting species (a) = 100%…

Q: Write the rate law for the following elementary reaction:

A: In case of elementary reactions, rate law is expressed in terms of reactant's concentration with…

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

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Q: What are the rules or conditions being applied in the given mechanism?

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Q: Determine the rate law expression, overall reaction order and the value of rate constant for the…

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Q: How could you determine the rate constant for a reaction that obeys 2nd order kinetics? The rate…

A: How could you determine the rate constant for a reaction that obeys 2nd order kinetics?

Q: What is the rate law for the given reaction? rate KS208) rate = KS2081 rate = kS2081?

A: Chemical kinetics can be defined as the branch of chemistry that deals with rates of chemical…

Q: A  reaction that has a rate only dependent  on catalyst will be a.Zero order reaction b.First…

A: A reaction that has a rate only dependent  on catalyst will be zero order reaction.  Catalyst change…

Q: (a) Derive the equation for (integral form) 1st order reaction and show that change of units of…

A: First, we need to derive the 1st order equation. The derivation is shown in step 2.

Q: rate order with respect to A in

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Q: (a) Given the following diagrams at t = 0 min andt = 30 min, what is the half-life of the reaction…

A: a) Since we know that the relationship between the concentration of reactant i.e [A] and time for a…

Q: If the half of a reactant in a 1st order reaction is 25 minutes, then what is the extent of reaction…

A: Ao = Initial amount of reactant.A = Un-reacted amount of reactant.K= Rate constantt = time consumed…

Q: construct graphs showing the dependence of the percentage of residual reactants on time respectively…

A: The time taken for the completion of a definite fraction of reaction is an important characteristic…

Q: Consider this overall reaction, which is experimentally observed to be second order in X and first…

A: The rate equation for the given reaction  is,…

Q: Based on the reaction mechanism, what is the molecularity of elementary step 1?

A: We know molecularity of a reaction is the number of molecules of the reactant taking part in…

Q: How does the rate law for the overall reaction match the experimental rate law? Do the elementary…

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Q: The rate at which a certain drug is eliminated by the body follows first-order kinetics, with a half…

A: Given data, Half-life of drug = 46 min Order of the reaction = 1 Time = 92 min

Q: How many elementary steps of the reaction are bimolecular (i.e., has a molecularity of 2).

A: The molecularity of reaction represents the number of reaction particles involved in collision to…

Q: What is the half life of a picloram if upon plotting the experimental data it is linear and 1st…

A: Rate constant k = 1.7 × 10-2 / day  We need to find half life.

Q: Let's say that tea leaves in a tea bag in hot water are coming out at the rate of a first-order…

A: Given: The process is first order. Initial amount = 5 units Amount after 10 min = 2.5 units. And the…

Q: 1. Show mathematically that for a first order reaction, it takes approximately ten times as long to…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Given the reaction 2A + B--> C+D, and it is found that the reaction is 2nd order in A and…

A: Elementary reaction :  A reaction taking place in a single step is called elementary reaction. For…

Q: Using the data in the table, calculate the rate constant of Trial [A] (M) [B] (M) Rate (M/s) this…

A: The units of rate constant (k) i.e. M-2 s-1 indicates that it is a third order of reaction.…