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Reaction Rate
Page 2
Questions (130)
How would each of the following change the rate of the reaction shown here?
Drag the appropriate items to their respective bins.
3 answers
asked anonymously
42 views
What would happen with the lab IF rather than powder NaHCO3 we used a whole alka seltzer tablet? Remember it would have the same
3 answers
asked by
Jack
68 views
The initial conversations of a reactant in zero order is 2.5M. calculate the final concentration of the reactants after 80sec if
3 answers
asked by
Nathaniel Benson
40 views
the rate limiting step is unimolecular with A as the sole reactant.
A+B-----C+D If A and B are both 0.200M, then the rate
1 answer
asked by
Anonymous
833 views
For the reaction: 2A + 3B <--> 4C
Kinetic data are as follows A B time needed 10mL 5mL 720 seconds 20mL 5mL 180 seconds 20mL 10mL
1 answer
asked by
Ivan
442 views
Post a New Question Current Questions
Homework Help: Science. NEED HELP PLEASE Posted by Kalie on Tuesday, January 14, 2014 at
2 answers
asked by
Please
672 views
Can someone check if these are right:
Tell the reaction rate 1.)Question: one antacid tablet is placed in a glass of cold water,
1 answer
asked by
Kalie
655 views
Can someone check if these are right:
Tell reaction rate 1.) one antacid tablet is placed in a glass of cold water, while another
2 answers
asked by
Julie
633 views
What does a negative sign mean in a reaction rate? What does a positive sign mean?
3 answers
asked by
Amy
563 views
Calculate how long it will take for the conctration of SO2Cl2 in the reactor in part (a) to fall to 1/4 of its initial value.
1 answer
asked by
Anonymous
313 views
Help please. Aisha drops an antacid tablet in water and times how long it takes to dissolve. Which of the following will
6 answers
asked by
Brittany
1,199 views
the temperature, increases the reaction rate.
Word Bank: Increasing Decreasing
3 answers
asked by
lola
40 views
What would happen with the lab IF we warmed up our hydrochloric acid (HCl) before doing the experiment?
a The rate of the
3 answers
asked by
lola
37 views
What are 3 ways you can increase the rate of reaction in experiments?
3 answers
asked anonymously
154 views
the concentration, increases the reaction rate.
Word Bank: IncreasingDecreasing
3 answers
asked anonymously
138 views
___________ the temperature, increases the reaction rate.
Word Bank: IncreasingDecreasing
3 answers
asked anonymously
54 views
it wouldn't let me post after putting spaces in the url and everything, so i just copied and pasted the q instead :P sorry for
1 answer
asked by
Matt
362 views
Increasing the temperature will increase the reaction rate.
True False
3 answers
asked by
Snaggy
28 views
What is the initial rate of *appearance* of SO3(g)?
a reaction and table are given: reaction: 2S02(g)+O2 -------> 2 SO3(g) Table
1 answer
asked by
j
446 views
using lactose and a ph value of 3,5,7,9,11, Why was there no increase in the reaction rate with 8.0 g. of substrate as compared
1 answer
asked by
Dancerdi
343 views
1) if the concentrations of trace constituients of the atmosphere are expressed in molecules/cm3 , what would be the units of
1 answer
asked by
Davia
368 views
when the concentration of CHBr3 and NaOH are both .145, the rate of the reaction is .0040 M/s. What is the rate of the eaction
1 answer
asked by
natalie
510 views
if sodium iodoacetate is used instead of sodium chloroacetate, how will the rate of reaction be affected? explain.
3 answers
asked by
Melissa
356 views
The presence of a catalyst provides a reaction pathway in which the activation energy of a certain reaction is reduced from 192
6 answers
asked by
Mark
1,105 views
Question
How can the rate of a reaction be increased? Responses having a lower concentration of reactants having a lower
3 answers
asked by
pi
49 views
What would happen to the reaction rate of a solution if 10 mL or more of water is added? Will the reaction rate increase or
4 answers
asked by
Sunshine
1,250 views
What would happen to the reaction rate of a solution if 10 mL or more of water is added? Will the reaction rate increase or
3 answers
asked by
Sunshine
615 views
Why does a higher concentration increase the rate of reaction?
a It increases the frequency of collisions. b It lowers the
3 answers
asked anonymously
61 views
Hypothesis about temperature and reaction rate if and then statement
3 answers
asked anonymously
11 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
560 views
A reaction is found to be second order with respect to reactant A. What would be the effect on the rate if the concentration of
4 answers
asked anonymously
43 views
A student makes a graph of initial rate vs. concentration in order to determine the order of a reaction. If the reaction is
1 answer
asked anonymously
36 views
Given the following reaction: 5 Br-(aq) + BrO3-(aq) + 6 H+(aq) → 3 Br2(aq) + 3 H2O(l)
If the rate of disappearance of hydrogen
6 answers
asked anonymously
38 views
Increasing the concentration of a reactant increases
a) The number of collisions b) The rate of the reaction c) The fraction of
6 answers
asked anonymously
63 views
In a reaction A to products, ,4.40 min after the reaction is started concentration of A is 0.588M. The rate of reaction at this
3 answers
asked by
Temmi
1,534 views
13.The rate of a chemical reaction normally as reactant concentration increases.
14. Why does a higher concentration make a
1 answer
asked anonymously
92 views
A first order reaction ABC → AB + C has a rate constant of 0.0125 /s. If the initial concentration of ABC is 0.500 M, what is
3 answers
asked by
Iguana
1,177 views
1. The reaction,
CO(CH2COOH)2 CO(CH3)2 + 2CO2, follows first-order kinetics and has an activation energy of 96.6 kJ mol-1. At 293
1 answer
asked by
Kyo
1,022 views
I really don't understand rate law. Could you explain that and help with this problem please?
Determine the average rate of
3 answers
asked by
Katie
905 views
Which of the following has no effect on the rate ofa reaction?
a)degree of branching or size of reactant molecules b)value of
2 answers
asked by
Mike
893 views
The fictitious compound, arrhenium fluoride (AhF), reacts with itself to form a dimer with the formula Ah2F2. The reaction is
2 answers
asked by
maliya
879 views
what is the rate law of S2O8^2- + 3I-
--> 2SO4^2- + I3-
1 answer
asked by
Lauren
708 views
1. What would be the effect on the reaction rate if the [O2] were doubled?
2. What would be the effect on the reaction rate if
3 answers
asked by
Jojo
717 views
Which term best describes the measure of the increase in the concentration of a product per unit time?
activation energy,
1 answer
asked by
sue
696 views
The presence of a catalyst provides a reaction pathway in which the activation energy of a certain reaction is reduced from 188
2 answers
asked by
Smith
674 views
The reaction: 2 HI==> H2 + I2, is second order and the rate constant at 800 K is 9.70 x 10-2 M-1 s-1. How long will it take for
1 answer
asked by
Bababab
641 views
1.what term best describes the measure of the increase in the concentration of a product per unit time?
A)activation energy
1 answer
asked by
keith
639 views
Okay so if i have two enzyme catalyzed reactions:
1) delta g of the ES = -22kJ/mol 2) delta g od the ES = 42 kJ/mol Is this first
4 answers
asked by
Cindy
651 views
Factors affecting reaction rate.
Use collision theory to explain. Factor: nature of the reactant Affect on rate: more or less
2 answers
asked by
a Canadian
624 views
A 1.0-mL volume of 0.010 M H2SO3 is added to a mixture of 12 drops of 0.010 M HIO3, 8 drops of deionized water, and 1 drop of
1 answer
asked by
Anonymous
587 views
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Parent Categories (10)
Chemical Kinetics
Chemical Reactions
Chemistry
Enzyme catalysis
Experimental Procedure
Kinetics
Reaction kinetics
Reactions
Science and Chemistry
Stoichiometry