NEW
Font size
WorksheetsUA 3 Review
Total questions: 35
Worksheet time: 39mins
H2O + CO2 --> H2CO3 + Heat
If we increased the concentration of H2O, how would that effect equilibrium?
Shift to the right.
Shift to the left.
No effect.
H2O + CO2 --> H2CO3 + Heat
If we increased the concentration of CO2, how would that effect equilibrium?
Shift to the right.
Shift to the left.
No effect.
H2O + CO2 --> H2CO3 + Heat
If we decrease the concentration of CO2, how would that effect equilibrium?
Shift to the right.
Shift to the left.
No effect.
H2O + CO2 --> H2CO3 + Heat
If we decrease the concentration of H2CO3, how would that effect equilibrium?
Shift to the right.
Shift to the left.
No effect.
H2O + CO2 --> H2CO3 + Heat
If we decrease the temperature , how would that effect equilibrium?
Shift to the right.
Shift to the left.
No effect.
H2O + CO2 --> H2CO3 + Heat
If we increase the temperature , how would that effect equilibrium?
Shift to the right.
Shift to the left.
No effect.
H2O + CO2 --> H2CO3 + Heat
If we increase the pressure , how would that effect equilibrium?
Shift to the right.
Shift to the left.
No effect.
H2O + CO2 --> H2CO3 + Heat
If we decreased the pressure , how would that effect equilibrium?
Shift to the right.
Shift to the left.
No effect.
H2O + CO2 --> H2CO3 + Heat
If we increased the concentration of H2CO3, how would that effect equilibrium?
Shift to the right.
Shift to the left.
No effect.
At what point is the reaction at equilibrium?
0
5
10
15
At what point is the reaction considered finished?
0
5
10
15
At what point is this reaction considered at equilibrium?
12.0
8.0
4.0
0
What is the effect of a catalyst of a catalyst?
Increases energy of reactants.
Increases energy of products.
reduces activation energy.
True or false the addition of a catalyst will increase the energy of the products
True
False
True or false the addition of a catalyst will decrease the energy of the reactants
True
False
Is the above reaction endothermic or exothermic?
Endothermic
Exothermic
Impossible to know
Is the above reaction endothermic or exothermic?
Endothermic
Exothermic
Impossible to know
What letter represents the activated complex
A
B
C
D
What letter represents the activation energy?
A
B
C
D
What letter represents the Potential Energy of the products?
A
B
C
D
What letter represents the Potential Energy of the reactants?
A
B
C
D
What is the ΔH of the reaction?
20
-20
80
100
60
How much activation energy is required for this reaction?
20
-20
80
100
60
How much energy is in this reactions activated complex?
20
-20
80
100
60
How much energy is in the products of this reaction?
20
-20
80
100
60
In terms of reaction rate (the speed at which a reaction finishes), what would the effect of breaking up the reactants into finer pieces be?
Speed up reaction
Slow down reaction
No change
In terms of reaction rate (the speed at which a reaction finishes), what would the effect of decreasing the temperature of the reaction vessel?
Speed up reaction
Slow down reaction
No change
In terms of reaction rate (the speed at which a reaction finishes), what would the effect of adding more reactants be?
Speed up reaction
Slow down reaction
No change
In terms of reaction rate (the speed at which a reaction finishes), what would the effect of removing reactants be?
Speed up reaction
Slow down reaction
No change
Which of the following is not a way we discussed that will modify the rate of reaction?
Modify Temperature
Modify Pressure
Modify Concentration
Modify Surface area of reactants.
Which of the following is not a "stress" according to Le Chatelier's Principle?
Modify Temperature
Modify Pressure
Modify Concentration
Modify Surface Area of reactants
According to Le Chatilier's principle, what would happen to the reaction below if the pressure was increased?
A+B --> C + D
Equilibrium would shift to the right.
Equilibrium would shift to the left.
No change.
use the attached chart. Which of the following bond would be polar?
H---H
N---H
C---H
F---F
use the attached chart. Which of the following bond would be Non polar?
O---N
N---F
F---H
F---F
All of the bonds in the image are polar, which statement below is true.
All are of the molecules are polar, since they have polar bonds.
H2O and NH3 are only polar.
CO2 and H2O are only polar.
CO2 is polar.
