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Reaction rates
Page 3
Questions (224)
Identify and describe two factors that increase reaction rates.
3 answers
asked by
Snaggy
21 views
What formula can be used to find the surface area on the rate of reaction, when adding rennies or cal-C-vitas to vinegar?
1 answer
asked by
Simmy
295 views
In general, reaction rates double when the temperature is increased by 10ºC. The temperature of a reaction is increased by
2 answers
asked by
tycoon
588 views
The rate of the following reaction:
Radioactive decay of 90Sr, is characterized by the rate constant k = 0.024 year-1. What is
2 answers
asked by
Confused
781 views
The rate of a reaction does not determine the size of the equilibrium constant. then what does it determined by
3 answers
asked by
p
16 views
The data in the table below were obtained for the reaction:
A + B → P 3 Experiments 1 (A) (M): 0.273 (B) (M): 0.763 Initial
2 answers
asked by
jack ross
839 views
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
53 views
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
61 views
The rate constant nearly doubles for some reaction when there is an increase in temperaure from 17 degree celsius to 32 degree
3 answers
asked by
Tim
356 views
Using three ways how the rate of reaction represented by the following equation could be increased.
Mg + 2HCL = MgCl2 + H2
3 answers
asked anonymously
37 views
For two molecules to react, they must collide at just the right angle and with enough energy to break the original bonds and
3 answers
asked anonymously
14 views
A chemist wishes to determine the rate of reaction of zinc with hydrochloric acid. The equation for the reaction is:
Zn(s) +
1 answer
asked by
Juggy
919 views
Assuming that the activation energy is about 111kjmol-1, calculate the fractional variation in the rate constant that would
2 answers
asked by
Teri
506 views
A Pyrotechician is working on a new fourth of July rocket. He is using a highly reactive metal when burned. What can he use to
4 answers
asked by
Anomynous
189 views
When benzyl chloride is treated with sodium iodide in acetone, it reacts much faster than 1-chlorobutane, even though both
1 answer
asked by
Anonymous
661 views
The following general reaction was found to be first-order with respect to A and second-order with respect to B:
A + B --->
2 answers
asked by
Mandy
474 views
Which statement about reaction rates is true?
Responses Changing the surface area affects the reaction rate. Changing the surface
3 answers
asked by
pi
45 views
1) does an increase in temperature increase the rate of bothe exothermic and endothermic reactions?
2) is the reaction between
3 answers
asked by
Candice
496 views
Predict the relative rates for the reaction of butadiene and (a) ethene, (b) methyl propenoate, (c) maleic anhydrid.
1 answer
asked by
cindy
419 views
I don't know how to find generic rates and how to find rate of production?
Example: 2HgCl2+ C2O4 goes to 2Cl + 2CO2 + Hg2Cl2
2 answers
asked by
eliz
572 views
In the tests with sodium iodide in acetone and silver nitrate in ethanol, why should 2-bromobutane react faster than
2 answers
asked by
Kim
999 views
Over 80 000 vehicles per day pass the site and the traffic is frequently congested. The surrounding area is described as forming
2 answers
asked by
Nicolas
601 views
Here is information that you will need to help me solve my poblem:
C. (Given the values for m,p,and n caculate the rate constant
2 answers
asked by
Sara
558 views
RATES: If you double the concentration of reactant A in the reaction A + 2B �¨ C, what happens to the rate based on the rate
1 answer
asked by
Chemwiz
1,254 views
1. Consider the effect of water concentration on rate of the reaction in water and acetone. WOuld you predict that the rate
1 answer
asked by
Jamie
580 views
If a positive catalyst is added while a reaction is in progress and the energy barrier is reduced, how does it affect the rate
1 answer
asked anonymously
47 views
i need help with this pre lab question:|
plse help me! teh following data were obained for the reaction 2ClO2(aq)+ 2OH^-(aq) ->
4 answers
asked by
ram i need major help please!!!
1,665 views
In general, reaction rates double when the temperature is increased by 10ºC. The temperature of a reaction is increased by
4 answers
asked by
tycoon
1,476 views
In a chemical reaction, the forward rate is greater than the reverse rate. Which statement about the reaction is correct?
The
3 answers
asked by
tub
1,191 views
A student performs the reaction below in three experiments studying initial concentrations and initial rates. The data is
2 answers
asked by
Lisa
1,150 views
IF a reation generally takes 40 seconds to occur at 45 degrees C, how long should the reaction take a t the following
7 answers
asked by
john
1,081 views
The equilibrium constant based on concentration is Kc = 190 for the reaction of carbon monoxide with hydrogen gas at 1000K. What
4 answers
asked by
SarahF275
1,103 views
Consider the reaction, 3H2 + N2 → 2NH3. If H2 is reacting at the rate of 0.15 M/s, at what rate is NH3 being produced?
2 answers
asked by
Tierra
1,047 views
1)At room temperature (20 degree C), milk turns sour in about 64 hours. In a refrigerator at 3 degree C, milk can be stored
2 answers
asked by
sue
1,047 views
Hello :)
my name is Deqa, i was wondering if anyone knew the affects of a state of a substance on the reaction so generally
1 answer
asked by
Deqa
1,041 views
Organic chemists state that the rate of a chemical reaction can be doubled by increasing the reaction temperature by ten degrees
2 answers
asked by
Celia
1,006 views
A student collected concentration data to determine the rate of the decomposition of N2O5 to NO2 and O2. The data were recorded
2 answers
asked by
Steph
985 views
Consider the following reaction, 4𝑁𝐻3 + 3𝑂2 → 2𝑁2 + 6𝐻2𝑂 If the rate of formation of N2 is 2.00 𝑚𝑜𝑙
2 answers
asked by
ndabenhle
909 views
What change do you expect if the value of the reaction quotient is greater than the value of the equilibrium constant?
A. The
1 answer
asked by
jessie
917 views
why would lowering the temp and decreasing the pressure not increase the rate of the reaction: carbon monoxide gas is combusted
1 answer
asked by
alexa
920 views
I have two questions that I really don't understand.
The first one is: A reaction proceeds with delta H=-10kJ/mol. The energy of
5 answers
asked by
kathryn
1,131 views
For the reaction ,2 O3 —> 3 O2,the reaction rate , delta[O2]/delta t , = 3.0M/min. What is the reaction rate, delta[O3]/delta
2 answers
asked by
Cathy
875 views
An atmospheric scientist interested in how NO is converted into NO2 in urban atmospheres carries out two experiments to measure
7 answers
asked by
help
867 views
1)
The activation energy of a certain reaction is 35.3 kJ/mol. At 20 degrees C, the rate constant is 0.0130 s^-1. At what
4 answers
asked by
Evets
1,018 views
Which of the following is the correct expression for the rate of the following reaction? Note: not all species are gaseous.
CuO(s
3 answers
asked by
Cherry
823 views
The activation energy of a certain reaction is 32.9 kJ/mol At 25 degrees C the rate constant is 0.0160 units s-1 units. At what
3 answers
asked by
Amy
624 views
Which of the following is the correct expression for the rate of the following reaction? Note: not all species are gaseous.
CuO(s
3 answers
asked by
lomza
750 views
The activation energy of a reaction is typically determined by calculating the rate constant for the reaction at two
2 answers
asked by
danny
741 views
In a reaction involving the iodination of acetone, the following volumes were used to make up the reaction mixture:
10 mL 4.0 M
2 answers
asked by
Paul
751 views
Determine the overall orders of the reactions to which the following rate laws apply:
a) rate= k[NO2]^2 b) rate = k c) k
2 answers
asked by
Jin
711 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