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Reaction rates
Page 4
Questions (224)
if you double the concentration of HCL acid, will that double rate of reaction? i have to explain in terms of the theory of
3 answers
asked by
Shreya
736 views
Chemistry HELP - Rates of reaction, redox reactions? 10 points?
An structural isomer of bromobutane (C4H9Br) can be hydrolysed
1 answer
asked by
Lola
729 views
N2O5 gives 2NO2 plus 0.5 O2.
Rate for first order reaction. K = 5 * 10/10000 R = 0.30 mol/liter after 40 min. What is the [C] of
1 answer
asked by
JAY
701 views
In a chemical reaction, the forward rate is greater than the reverse rate. Which statement about the reaction is correct?
The
2 answers
asked by
Evee
674 views
1. How is the rate affected by doubling the concentratino?
2. Explain the effect of concentration on the rate of a reaction in
2 answers
asked by
Rogers
707 views
In a reaction, a chemist is observing the absorbance of CoCl2(aq) as a function of time to determine the rate at which it is
2 answers
asked by
Jessie
683 views
Increasing the surface area will increase the reaction rate in:
1. N2(g) + O2(g) -> 2NO(g) 2. 2Mg(s) + O2(g) -> 2MgO(s) 3.
5 answers
asked by
katie
704 views
the reaction A+3B->2C+D is first order with respect to reactant A and second order with respect to reactant B if the
2 answers
asked by
ruth
632 views
When chemists compare the rates of reactions carried out under different conditions, they often compare the rates near the
1 answer
asked by
Alana
644 views
I did 3 Experiments and got 3 rate as the following:
Exp1: (S2O8)2-:0.05M; I-:0.05M rate:1.7x10^-5 M/s Exp2: (S2O8)2-:0.10M;
1 answer
asked by
Kimberly
612 views
Consider the reaction:
N2(g) + 3 H2(g) --> 2 NH3(g). At a particular time, the nitrogen is being consumed at a rate of 0.60
3 answers
asked by
Jessie
642 views
Factors which effect reaction rates. 1) Concentration 2) Temperature 3) Presence of a Catalyst 4) Surface area 5) Orientation
You
2 answers
asked by
ANON
628 views
For the reversible, one-step reaction A + B ARROW C + D, the forward rate constant is 35.9 1/(M·h) and the rate constant for
1 answer
asked by
parker
626 views
Suppose it takes 35 min for 4.0 g of sugar to completely react with another reagent added to the flask. What would the reaction
2 answers
asked by
bobby
592 views
n an experiment, a student wants to increase the rate of a reaction that involves gases. Which change to the reactants would
2 answers
asked by
Anonymous
578 views
calculate the half-life of a first- order reaction if the concentration of the reactant is 0.0396 M at 12 seconds after the
2 answers
asked by
saud
576 views
Do the reaction rate depends on the concentration of catalyst?
I googled this and found that the decomposition of H2O2 stops of
3 answers
asked by
Shenaya
581 views
Predict the relative rates for the reaction of butadiene and a)ethene, b)methyl propentanoate, c)maleic anhydride?
Please
2 answers
asked by
gizelle
555 views
the reaction A+3B->2C+D is first order with respect to reactant A and second order with respect to reactant B if the
2 answers
asked by
ruth
563 views
In the following reaction
2 VO43- + 3 Zn + 16 H+→ 2 V2+ + 3 Zn2+ + 8 H2O the initial rate of disappearance of VO43- was found
3 answers
asked by
dude
530 views
1.) At what temperature will the rate constant for the reaction H2 + I2 to 2HI have the value 5.2×10−3 M^{-1}s^{-1}? (Assume
2 answers
asked by
anonymous
557 views
During rate of reverse step...
A. A catalyst decreases the reverse rate of reaction. B. A catalyst does not change the reverse
1 answer
asked by
Question
545 views
So, I go to high school in Texas and we have this AP Chem lab due online tomorrow night by midnight and I need some serious help
2 answers
asked by
Jordan
545 views
How long would it take for the concentration of the reactant to drop to one-forurth its initial value?
initial concentration of
2 answers
asked by
saud
553 views
The fictitious compound, arrhenium fluoride (AhF), reacts with itself to form a dimer with the formula Ah2F2. The reaction is
3 answers
asked by
NIK
527 views
Heyy, okay I have this chemistry assingmnet and its on kinetics, and I got every single one except this one question and I've
1 answer
asked by
Tracy
511 views
If the intial rate of the reaction produces 2 moles of water vapor, H2O, per second, what is the rate at which oxygen, O2, is
2 answers
asked by
Bob
508 views
A reaction rate increases by 60.3% when the temperature is increased from 21.5 to 35.6°C. Calculate the activation energy (in
2 answers
asked by
matt
512 views
Use the collision theory to explain how increasing the surface area of a solute will increase the rate of the dissolving
2 answers
asked by
kendra
509 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
490 views
In the following reaction, butane is consumed at the rate of 0.0333 mol/(L●s). What is the
rate of loss of HBr gas? a. 0.0188
4 answers
asked anonymously
36 views
Which of the following terms are present in the rate law?
A. The rate constant, the concentration of the reactants, and the order
1 answer
asked by
Jessie
516 views
If the concentration of a reactant is decreased, will the speed of the reaction increase or decrease? Explain.
I understand that
5 answers
asked by
Alexandra
502 views
How do I find the initial rate of reaction for 4.)?
2NO(g)+Cl2(g) ---> 2NOCl(g) [NO] (mol/L) [Cl2] (mol/L) Initial Rate (mol/L *
2 answers
asked by
mar
499 views
What can happen to the reaction rate of a system that is heated and then cooled?
Your question isn't quite clear; however,
1 answer
asked by
Shandra
509 views
the rate of the following reaction is 0.72 M/s. what is the relative rate of change of each species in the reaction?
A+4B -> 2C
6 answers
asked by
Anonymous
476 views
Can someone please check the following answers for me...THANK YOU!
1)Raising the temperature of a reacting system increases the
2 answers
asked by
Anonymous
490 views
1. All the following are reaction rate units except
a. ∆M s-1 b. -∆M s-1 c. ∆V M-1 *** d. ∆M min-1 2. Determine the
3 answers
asked by
Bee
495 views
How do I solve this:
If a chemical reaction occurs at a rate of 2.25 x 10^-2 moles per liter per second at 322K, what is the rate
2 answers
asked by
Saul
485 views
What is the rate of disappearance of dinitrogen pentoxide between 100 s and 200 s? Is this rate higher or lower than the rate
2 answers
asked by
Anonymous
492 views
A particular reaction has an activation energy of 51.6 kJ/mol-rxn. How much faster is the reaction at 50 oC versus 25 oC?
a. 2
3 answers
asked by
Mohamed
483 views
Why is that instantaneous rate of reaction does not change when a part of the reacting solution is taken out?
2 answers
asked by
Sheba
470 views
3A+2B+2C > 4D+2E
1) what is the rate of this reaction in terms of change of concentration of reactant B? - is it '1/2' ? 2) what
1 answer
asked by
Bobby
456 views
Time(seconds) 0 200 500 800 1200 1500
[A in Moles] .184 .129 .069 .031 .019 .016 What is the instantaneous rate of the reaction
3 answers
asked by
Kim
474 views
For the reaction: 2 N2O5 (g) → 4 NO2 (g) + O2 (g)
The experimental data for this reaction is : t = 0.0 s [N2O5] = 0.80 M [NO2]
3 answers
asked by
gamer
459 views
At 25∘C, 0.11 mol of N2O4 reacts to form 0.10 mol of N2O4 and 0.02 mol of NO2. At 90∘C, 0.11 mol of N2O4 forms 0.050 mol of
3 answers
asked by
Person
462 views
The initial rate of disappearance of H₂ is 7.5 x 10⁻² M/s. What is the initial rate of appearance of NH₃?
a. 1.1 x 10⁻¹
1 answer
asked by
Anonymous
434 views
The following reaction is second order in A and first order in B.
2A+1B --> 3C what is the rate law equation for the reaction
1 answer
asked by
anonymous
445 views
The data below has been taken for the reaction of a dye with the hydroxide ion. The reaction was performed at two different
1 answer
asked by
Aparna
455 views
calculate the rate of a constant reaction at 293 kelvin when the energy of activation is 103 kilo joules per mole and the rate
1 answer
asked by
Emeldah
437 views
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Parent Categories (13)
Chemical Equilibrium
Chemical Kinetics
Chemical Reactions
Chemistry
Equilibrium
Equilibrium Constants
Experimental Data Analysis
Kinetics
Organic Chemistry
Physical Chemistry
Reactions
Reactivity
Thermodynamics