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Chemical Kinetics
Page 2
Questions (96)
Estimate the rate of the reaction,
H2SeO3 + 6I^- + 4H^+ --> Se + 2I3^- + 3H2O given that the rate law for the reaction at 0°C is
1 answer
asked by
Anonymous
866 views
if the activation energy for a given compound is found to be 10 kJ/mol, with a frequency factor of 4.0x10^13 s-1, what is the
3 answers
asked by
hall
841 views
After 62.0 min, 11.0% of a compound has decomposed. What is the half-life of this reaction assuming first-order kinetics?
2 answers
asked by
Alessia
848 views
what is the equation for activation energy in terms of chemical kinetics. i tried to look it up but i get something different
2 answers
asked by
Gabe
840 views
the unit of zero order rate constant is what?
2 answers
asked by
devi
826 views
For a one step reaction, the activation energy for the forward reaction is 40.0 kJ/mol and the enthalpy of reaction is -20.0 kJ
1 answer
asked by
john117
841 views
In a kinetic study of the reaction
2NO(g) + O2 --> 2NO2(g) the following data were obtained fro the initial rates if disapperance
2 answers
asked by
Lauren
823 views
The reaction rate triples when the temperature increases from 15 to 35 degree C. What is the activation energy?
3 answers
asked by
Darcy
708 views
Even when a mechanism is consistent with the rate law , later experimentation may it to be incorrect or only one of several
1 answer
asked by
Munavvar
743 views
Chemical Kinetics Lab - Ascorbic Acid Reduction of Iron (III)
The object of this experiment was to determine a rate law and a
2 answers
asked by
Amy
700 views
The rate constant, k, for each reaction order is equal to _____ from the linear plot.
Reaction Order Answer zero ______ first
3 answers
asked by
Yo
680 views
True or False:
1. A rate law can be written from the molecularity of the slowest elementary step. 2.The final rate law can
1 answer
asked by
Tommy
689 views
the half-life of the reaction, at 34 degrees celsius and Ppan=13.2 torr, is 164.0hr. Calculate the rate constant for the
3 answers
asked by
mar
672 views
if the initial concentration of the reactant in the first order reaction A→products is 0.64 mol/L and the half-life is 30 s,
2 answers
asked by
saud
656 views
CHEMICAL KINETICS
The rate of reaction 2N₂O5->4NO₂+O₂ can be written in three ways -d[N₂O5]/dt= k[N₂O5] d[NO₂]/dt=
2 answers
asked by
sam
661 views
The main reason for the increase in reaction rate with temperature is that:
The activation energy increases rapidly with temp (I
4 answers
asked by
Linda
603 views
) Choose the correct integrated rate law for each reaction order.
(Enter only the letter to the left of the correct response.)
5 answers
asked by
Amy
617 views
summerize the factors which affect the rate of this chemical reaction. Will these factors affect all chemical reaction? explain
2 answers
asked by
Z..........
589 views
Rate Law: Methanol and ethyl acetate react to form ester and glycerol.
What is the order of reaction with respect to methanol and
3 answers
asked by
Chimcy
583 views
CHEMICAL KINETICS
The rate of reaction 2N₂O5->4NO₂+O₂ can be written in three ways -d[N₂O5]/dt= k[N₂O5] d[NO₂]/dt=
2 answers
asked by
tanya
615 views
A reaction between A and B is found to be first order in [A] and second order in [B]. If [A] is halved and [B] is doubled, the
2 answers
asked by
JAY_ndabeh
561 views
I did a lab, an kinetics lab (iodide clock) and in my lab report I have to calculate the initial rate in mol L-1 s-1 and I'm not
2 answers
asked by
Dan
576 views
how to calculate activation energy and frequency factor
2 answers
asked by
Aisha
549 views
write an equation relating the concentration of a reactant A at t=0 to that at t= t for a first order reaction.
2 answers
asked by
wanex
565 views
The activation energy of a certain reaction is 30.3 kJ/mol. At 20 C, the rate constant is 0.0130 s^{-1}. At what temperature
1 answer
asked by
kim
538 views
What is the rate law of the reaction 2NO2 gives N2O4?
2 answers
asked by
Sam
525 views
Choose the correct variables that will create a linear plot for each reaction order.
Reaction Order / Answer Zero/ a??? First
3 answers
asked by
Amy
529 views
The rate constant for this reaction was found to be 0.00550 s-1. What is the instantaneous rate of reaction when the
2 answers
asked by
Anonymous
520 views
The time required for the completion of 99.9% of a first order reaction is equal to how many times that of its half life?
(A)2
3 answers
asked by
Poonam
487 views
A particular reactant decomposes with a half-life of 139 seconds when its initial concentration is 0.342 M. The same reactant
1 answer
asked by
CHEM
501 views
Raising the temperature of a reacting system increases the rate of the reaction, but does NOT increase the:
1 answer
asked by
ray
475 views
may i plz get help ...regarding the statement of rate law..4rm the topic of chemical kinetics..i am unable to find the exact law
1 answer
asked by
humaira
465 views
A 50-mL Mohr buret is connected to a 1-ft length of capillary tubing. The buret is then filled with water and the volume of
1 answer
asked by
anonymous
480 views
Determine the rate constant for each of the following first-order reactions. In each case, write the rate law for the rate of
3 answers
asked by
Sara
462 views
We can treat the equilibrium constant as the ratio of the forward rate constant, kfwd, with respect to
the reverse rate constant,
1 answer
asked by
Adam
424 views
For an activation energy of 55.0kJ/mol,how much does the temperature have to change from 22 degrees Celsius to produce a
1 answer
asked by
Ashley
422 views
the chapter is about chemical kinetics
Reaction mechanisms: What does it mean by mechanism of a reaction? What is an elementary
1 answer
asked by
Jin
449 views
What are the units of k in the following rate law?
rate = k[X][Y]2
1 answer
asked anonymously
11 views
A certain reaction is second order in N2 and second order in H2 . Use this information to complete the table below. Round each
1 answer
asked anonymously
26 views
True/False: In a chemical reaction, chemical kinetics is involved with dictating how fast product is produced.
1 answer
asked anonymously
20 views
Would you predict this reaction to be fast or slow? Select the single best answer.
You can't predict the rate from the value of
1 answer
asked anonymously
23 views
The half life of a pollutant is 0.9 per year. If the decomposition of the pollutant in water is 15°C follows a first order
0 answers
asked by
Wesley
24 views
Question 5 (6 points)
The rate of a reaction is the speed in which reactants are converted into products. The rate of a reaction
1 answer
asked anonymously
16 views
Lab: Reaction Rate
1 answer
asked anonymously
4 views
The hydrolysis of ethylacetate by sodium hydroxide at 315 K, follows a second order kinetics with specific rate constant, K =
1 answer
asked by
Adaolowo Kenry
6 views
An experiment was performed twice at different temperatures. If the value of the rate constant for the reaction doubles when the
1 answer
asked by
Adaolowo Kenry
7 views
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Parent Categories (2)
Chemistry
Physical Chemistry