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Reaction rates
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Questions (224)
What would happen with the lab IF we warmed up our hydrochloric acid (HCI) before doing the experiment
A: the rate of the
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Blank the concentration, increases the reaction rate.
(Fill in the blank) A: decreasing B: increasing
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31 views
Identify and describe two factors that increase reaction rates.
1 answer
asked by
e
26 views
Which statement about reaction rates is accurate?
Responses All chemical reactions occur at the same rate. All chemical reactions
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asked by
Estrella
73 views
Which statement about chemical reaction rates is true?
Responses The reaction rates can change. The reaction rates can change.
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Estrella
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How can the rate of a reaction be decreased?
Responses having more surface area having more surface area increasing the amount of
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Estrella
31 views
How can the rate of a reaction be increased?
Responses diluting a solution diluting a solution having more surface area having
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asked by
nat
61 views
Given the following balanced equation, determine the rate of reaction with respect to [H2].
N2(g) + 3 H2(g) → 2 NH3(g)
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The rate of disappearance of HBr in the gas phase reaction is 0.301 M/s- at 150 °C.
2 HBr(g) → H2(g) + Br2(g) The rate of
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What is the overall order of the following reaction, given the rate law?
NO(g) + O3(g) → NO2(g) + O2(g) Rate = k[NO][O3]
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Given the following rate law, how does the rate of reaction change if the concentration of Y is quadrupled?
Rate = k[X][Y]0.5 the
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When the temperature of the reaction is increased, what 2 statements below are TRUE? Choose the 2 correct statements. a The
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A certain reaction is second order in N2 and second order in H2 . Use this information to complete the table below. Round each
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Explain: Why does the reaction proceed more quickly when the surface area is increased?
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How does decreasing the concentration of a substance affect its reaction rate?(1 point)%0D%0AResponses%0D%0A%0D%0AThe reaction
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Which value (if any) in each pair corresponds to a faster reaction? Select the single best answer for each part.
Part 1 of 3 Ea =
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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
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How does decreasing the temperature of a substance affect the reaction rate?(1 point)
Responses The reaction rate increases. The
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How does changing the temperature affect reaction rate according to the Collision Theory? (2 points) The reaction rate increased
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In testing how increasing temperature and concentration affects reaction rates, what is the main reason for the increase in
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As the temperature of a reaction is decreased, the rate of the reaction decreases because the a reactant molecules stop moving b
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How does decreasing the concentration of a substance affect its reaction rate?
The reaction rate increases the reaction rate
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How does decreasing the concentation of a substance affect the reaction rate?
a the reaction rate increases b the reation rate
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What would you expect to happen if you increase the temperature on the lower concentration (10 particle) model?(2 points)
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asked by
hatemaths
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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