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Kinetics
Page 2
Questions (201)
A 0.18 kg baseball moving at +26 m/s is slowed to a stop by a catcher who exerts a constant force of −360 N.
a) How long does
3 answers
asked by
Anonymous
1,228 views
At a carnival, you can try to ring a bell by striking a target with a 8.46-kg hammer. In response, a 0.411-kg metal piece is
3 answers
asked by
kate
758 views
The decomposition of sulfuryl chloride (SO2Cl2) is a first-order process. The rate constant for the decomposition at 660 K is
9 answers
asked by
Hannah
1,679 views
Calculate the half-life (in s) of a first-order reaction if the concentration of the reactant is 0.0655 M 18.4 s after the
4 answers
asked by
Anonymous
924 views
Acetylcholinesterase catalyzes the hydrolysis of the neurotransmitter acetylcholine:
Acetylcholine + H2O actetate + choline
3 answers
asked by
Robert
1,137 views
Two blocks, A and B (with mass 50 kg and 100 kg, respectively), are connected by a string, as shown in the figure below. The
3 answers
asked by
tom
1,453 views
A student initially at rest on a frictionless frozen pond throws a 1 kg hammer in one direction. After the throw the hammer
3 answers
asked by
Mae
5,946 views
A 70.0-kg runner has a speed of 5.90 m/s at one instant during a long-distance event.What is the runner's kinetic energy at this
3 answers
asked by
Anonymous
2,044 views
PLEASE SHOW ALL WORK
A 15.0-kg cart is moving with a velocity of 7.10 m/s down a level hallway. A constant force of -5.0 N acts
3 answers
asked by
johnny
1,154 views
the rate constant (k) for a reaction was measured as a function of temperature. A plot of In k versus 1/T (in K ) is linear and
3 answers
asked by
sue
809 views
A crate sliding down a ramp reaches the bottom of the ramp and slides across a flat floor. At the instant shown, the crate has a
3 answers
asked by
Anonymous
2,361 views
A 50 kg block is on a 30 degree incline. The coefficient of friction between the block and the incline is 0.05. If it is given
3 answers
asked by
☆Mortimer☆
589 views
If mass (m) is constant in the formula below, what will happen to the kinetic energy (KE) if velocity (v) is doubled?
KE= 1/2
2 answers
asked anonymously
50 views
Two objects with the same speed need to stop. Object A is relatively heavier than Object B. Considering that both objects are in
2 answers
asked anonymously
151 views
An object with a mass of 0.75 kg is projected over a horizontal surface with a speed of 2.5 m/s. It then comes to rest after 3.0
1 answer
asked by
Stefan
154 views
2. Cyclopropane, C3H6, is a gas used as a general anesthetic. It undergoes a slow molecular rearrangement to propylene. At a
1 answer
asked by
Susan
359 views
The hydrolysis of ethyl acetate (CH3COOC2H5) by sodium hydroxide yields ethanol (C2H5OH) and sodium acetate (NaO2CCH3) by the
3 answers
asked by
David
1,529 views
A proton is moving in vacuum along a straight path from A to B .It passes point A at the speed of 2000km/s.
a)Calculate in J and
1 answer
asked by
vicky
350 views
As speed increases, what happens to kinetic energy?
3 answers
asked by
Serey Eads
24 views
What is the rate of the reaction:
H2SeO3 + 6I- + 4H+ Se + 2I3- + 3H2O given that the rate law for the reaction at 0°C is rate =
2 answers
asked by
Jenny
739 views
Consider the following reaction:
CH3X + Y --> CH3Y + X At 25 degrees Celcius the following two experiments were run, yielding the
2 answers
asked by
Kyle
821 views
Describe the movement of molecules in the illustration. Responses A Molecules are moving from a lower concentration to a higher
5 answers
asked by
User_Noname
45 views
A sample of C60O3 decomposes with an activation energy of 50 kg/mol, an Arrehnius pre-factor of 2e10 s-1 and a k value of .04
1 answer
asked by
Anonymous
399 views
what is a scenario in which REDUCING the time of impact would be beneficial?
1 answer
asked by
Aly
422 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
After 94.995 seconds the concentration of A was reduced from 0.3688 M to 0.1464 M. What is the first order rate constant?
3 answers
asked by
kat
344 views
So I did a kinetics lab on the rate of reaction of peroxydisulfate ion with iodide ion. Part 1 was the effect of concentration.
1 answer
asked by
Anonymous
1,332 views
Kinetic energy increases as
a. mass increases and velocity decreases b. mass decreases and velocity increases c. both mass and
2 answers
asked by
Anonymous
736 views
Decomposition of an organic compound A follows first order kinetics. Initial concentration of A is 2 M. If rate constant of the
2 answers
asked by
swa
561 views
Decreasing mass will decreasing kinetics
3 answers
asked by
Jo
13 views
An object with a mass of 3.7 kg slides in the positive x direction across a horizontal surface with a coefficient of kinetic
1 answer
asked by
Amanda
432 views
The rate constant is 9.50x10^-5 L/mol*s at 195 degrees Celsius and 1.30x10^-3 L/mol*s at 258 degrees Celsius. What is the
1 answer
asked by
Aestas
472 views
A 2.30 102 N force is pulling an 80.0 kg refrigerator across a horizontal surface. The force acts at an angle of 21.0° above
6 answers
asked by
Ashley
504 views
Examine your graph plots.
Is the rate constant over time or does it vary over time? Theoretically, yes it is constant, but
3 answers
asked by
dully
47 views
i already posted this but i tried to solve it on my own can you check at the end of this paragraph?
The study of kinetics group
1 answer
asked by
chemistyr
443 views
If a temperature increase from 18.0 to 34.0 triples the rate constant for a reaction, what is the value of the activation
2 answers
asked by
Ellen
644 views
in a vacuum the coloured particles of potassium manganate(vii)would move very quickly in water. why would it move slow at room
2 answers
asked by
Mary
778 views
A student studied the kinetics of the reaction of sodium hypochlorite and a vegetable dye by the method of pseudo order. He
1 answer
asked by
JACOBY
519 views
The kinetics of the catalytic decomposition of NH3 into N2 and H2 on a hot tungsten filament at 1100 °C was investigated by
2 answers
asked by
Teddy
593 views
a first order reaction has a fifth life of 20 seconds ( the amount of time needed to use up 1/5)
a) Prove that the reaction has a
9 answers
asked by
hymie
539 views
Why do enzymatic reactions proceed slowly at 0°C?
1 answer
asked by
Cyn
400 views
Kinetics Challenge Problem
Consider the following reaction: CH3X + Y → CH3Y + X At 25oC, the following two experiments were
1 answer
asked by
bill
533 views
Kinetics Challenge Problem
Consider the following reaction: CH3X + Y → CH3Y + X At 25oC, the following two experiments were
1 answer
asked by
bill
760 views
Kinetics Challenge Problem
Consider the following reaction: CH3X + Y → CH3Y + X At 25oC, the following two experiments were
2 answers
asked by
bill
945 views
. The thermal decomposition of dinitrogen pentoxide in the gas phase to give nitrogen dioxide and oxygen is a first order
2 answers
asked by
susie
590 views
In a study of the effect of alcohol dehydrogenase on alcohol at 25.0 °C, the concentration of ethanol in a first-order reaction
1 answer
asked by
susie
452 views
The decopostion of formic acid follows first-order kinetics.
HCO2H(g)==>CO2(g) + H2(g) The half-life for the reaction at 550
4 answers
asked by
Steve
1,320 views
What does the term reaction rate mean?
3 answers
asked anonymously
15 views
Do you think temperature will affect reaction rate? How? Why?
3 answers
asked anonymously
13 views
A 45 kg person jumps off a diving platform 10.0 m above the water. If they reach the surface of the water at a speed of 12 ms,
3 answers
asked anonymously
41 views
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Parent Categories (11)
Acetylcholinesterase
Calculations
Chemical Reactions
Chemistry
Enzymes
Mechanics
Physical Science
Physics
Rate Law
Rate of reaction
States of Matter/Properties of Substances