(5) For a chemical reaction can never be in fractional number (a) Order (b) Half life (c) Molecularity (d) Rate constant

Q: In a study of the conversion of methyl isonitrile to acetonitrile in the gas phase at 250 °C…

A: Reactions that depends on the concentration of only one reactant is called a first order reaction.…

Q: The half-life of a first-order reaction was found to be439 s; what is the rate constant for the…

A: First order reactions are the reactions in which rate of the reaction is dependent on concentration…

Q: If the decomposition of reactant A follows first-order kinetics, what concentration of A remains if:…

A: By using all this we can find the remaining concentration of reactant .

Q: The decomposition of ammonia on a tungsten surface at 1100 °C NH, 1/2 N, + 3/2 H2 is zero order in…

A:

Q: For the reaction 2 A + 3 B → 4 D + 5 E, how is the rate of reaction expressed in terms of rate of…

A: Given reaction, 2 A + 3 B → 4 D + 5 E rate of reaction expressed in terms of rate of disappearance…

Q: The half-life for the radioactive decay of C-14 is 5730 years and is independent of the initial…

A: Rate constant is calculated using given half-life value:

Q: You study the rate of a reaction, measuring both the concentrationof the reactant and the…

A: The concentration of B is decreasing with time and A is increasing with time. Thus B must be the…

Q: A substance undergoes first-order decomposition. After 28 min at 500°C, only 12.5% of the original…

A: The given information is as follows: The original sample, A∘= 100 % The sample left after 28…

Q: A rate constant has the units of 1/M2sec. What is the overall reaction order, first, second, third,…

A: The concentration of one or more reactants may determine the rate of a chemical reaction (at any…

Q: sucrose undergoes fermentation. If 10 M solution of sucrose is reduced to 5 M in 1 hours and to 2.5…

A:

Q: At 518 °C, the half-life for the decomposition of a sample of gaseous ethanal (acetaldehyde)…

A: In chemical kinetics rate of reaction and its variation with any factors is studied. Various factors…

Q: For the reaction of reactant A convert to products, successive half-lives are observed to be…

A: Half-life in this context is defined as the time needed to observe the halving of the original…

Q: The rate constant for the breakdown of an isotope of iodine is first order and has a half-life of…

A:

Q: The half-life of the reaction does not depend on the initial concentration of the reactant if the…

A: half-life of the reaction does not depend on the initial concentration of the reactant

Q: The first three half-lives of a chemical reaction are as follows: 44min, 22 min, 11min. What is the…

A: Below attached file showing the details answer.  All the best .

Q: For a reaction with multiple reactants, how is the overall order of the reaction defined?

A: Rate of reaction represents the change of concentration of a reactant or a product with respect to…

Q: For the reaction 2A+ 3B → 4C + 5D, the rate of the reaction in terms of AA would be written as which…

A: rate of reaction is the speed of the reaction

Q: A reaction has a constant half-life of 250 s. How long will it take for the reactant concentration…

A: Given: Reaction is having a constant half-life of 250 s. And to find the time required for the…

Q: Distinguish between zeroth-order. first-order. second-order. and pseudofirst-order reactions; under…

A: Order of a reaction can be defined as the sum of the exponents to which the concentration terms are…

Q: While tracking a reactant concentration during a chemical reaction, A a graph of In[reactant]…

A: Given: The best fit curve between ln[reactant] v/s time is given by, => y = -0.739 x + 0.528…

Q: The age of wine can be determined by measuring the trace amount of radioactive tritium, ®H, present…

A: Answer: Since, radioactive reactions are first order reactions therefore, this question will be…

Q: If the rate of a reaction is four times as fast when the concentration of a reactant is doubled,…

A:

Q: For a reaction: , [A]0 = 4.2 M, and the first two half-lives are 56 and 28 minutes, respectively.…

A: Given : [A]0 = 4.2 M First half life of reaction = 56 min. And second half life = 28 mins.

Q: Given a reaction vessel of 0.361 M C4H8(g) which obeys first order kinetics and has a half-life of…

A: A first order reaction is that in which the order with respect to a reactant is one.Its integrated…

Q: What is the unit of k in a zero-order reaction?

A: We know that order of a reaction is the relationship between the rate of a reaction and the…

Q: A reactant decomposes with a half-life of 179 s when its initial concentration is 0.3140 M. When the…

A: For the same reactant, the half life remains constant with decrease in concentration of the…

Q: Explain the following terms:(i) Rate constant (k)(it) Half life period of a reaction (t1/2)

A: (1) Rate Constant (K): It is a proportionality constant which deals with the relationship between…

Q: The reaction A →B+C is known to be second order in A with a rate constant of 0.393 M min at 25 °C.…

A: in the question given second-order kinetics:- second-order kinetics is inversely proportional to the…

Q: the half-life 4 frost Ordes reaction De termine a

A: Half life of a first order reaction: It is defined as the time taken to half concentration of the…

Q: Assess the validity of the following statement: the rate-determining step is the slowest step in a…

A: Introduction :  Rate of a Chemical Reaction :  Rate of a chemical reaction can be expressed as the…

Q: What is half-life period of a reaction?

A: A reaction consists of reactants and there is the formation of products.

Q: A particular reactant decomposes with a half‑life of 151 s when its initial concentration is 0.385…

A: By hit and trail method assume that the given rection is of second order.  The rate constant value…

Q: The half-life for the radioactive decay of C-14C-14 is 5730 years. If a sample of C-14C-14…

A: For a radioactive decay rate constant K and half life t12 have the following relation. t12=0.693K…

Q: At 400 K, the rate of decomposition of a gaseous compound initially at a pressure of 12.6 kPa, was…

A: Given data :  Rate 1 = 9.71 Pa .s-  Rate 2 = 7.67 Pa .s-  Concentration in first case left = 90 %…

Q: The age of wine can be determined by measuring the trace amount of radioactive tritium, H, present…

A: Answer: Given data: N=0.191N0 Here: N0=initial quantity of tritium  N=Quantity of tritium at time t…

Q: In a study of the conversion of methyl isonitrile to acetonitrile in the gas phase at 250 °C…

A: Since the graph of ln[CH3CN] versus time in seconds comes to be a straight line, the reaction is…

Q: Given that E, for a certain biological reaction is 56 kJ/mol and that the rate constant is 5 x 10-2…

A: Given: Activation energy (Ea) = 56 kJ/mol Rate constant (K1) = 5 × 10-2 s-1 Initial temperature (T1)…

Q: Distinguish between the following: Homogeneous and heterogeneous catalysis’ Molecularity and order…

A: 1) Homogeneous and heterogeneous catalysis                        Homogeneous catalysis…

Q: g.) An h.) The i.) In a hypothetical reaction of 2B + C D, the order of reaction for the given…

A:

Q: If the activation energy of a reaction decreases by 4.1 kJ/mol by adding a catalyst, how many times…

A:

Q: The rate of a chemical reaction, v, is given by the expression, -A[A]/At or the expression, k[A];…

A: Given  v = K [ A ] Unit of rate constant = ?

Q: Consider the reaction 2A + B _______> ProductsWhen concentration of B alone was doubled, half…

A: Given: 2A+ B → P When the conc. of only B was doubled for the reaction and there was no change…