Question 2 (6 points)
Match each definition to its correct vocabulary word. This question covers the vocabulary in Unit 5.
Column A
1.
A system that does NOT allow matter to enter or leave.:
A system that does NOT allow matter to enter or leave.
2.
A system in which matter can enter and leave.:
A system in which matter can enter and leave.
3.
A reaction that can occur in both the forward and reverse direction.:
A reaction that can occur in both the forward and reverse direction.
4.
Characteristics of a substance that can be viewed with the naked eye.:
Characteristics of a substance that can be viewed with the naked eye.
5.
A principle of Chemistry that states that when a system at equilibrium changes in any way, the system shifts in a direction that opposes the change in order to achieve a new state of equilibrium.:
A principle of Chemistry that states that when a system at equilibrium changes in any way, the system shifts in a direction that opposes the change in order to achieve a new state of equilibrium.
6.
A state of balance of two opposing processes happening at the same rate.:
A state of balance of two opposing processes happening at the same rate.
7.
The condition in which the rate of the forward reaction equals the rate of the reverse reaction.:
The condition in which the rate of the forward reaction equals the rate of the reverse reaction.
8.
A reaction that produces energy such that energy appears on the product side of a chemical equation.:
A reaction that produces energy such that energy appears on the product side of a chemical equation.
9.
How quickly reactants are used up to form products in a reversible reaction.:
How quickly reactants are used up to form products in a reversible reaction.
10.
A reaction that uses energy such that energy appears on the reactant side of a chemical equation.:
A reaction that uses energy such that energy appears on the reactant side of a chemical equation.
11.
How quickly products are used up to reform reactants in a reversible reaction.:
How quickly products are used up to reform reactants in a reversible reaction.
12.
Able to hammered into thin sheets or shapes.:
Able to hammered into thin sheets or shapes.
13.
Able to be drawn into thin wires.:
Able to be drawn into thin wires.
Column B
a.Rate of reverse reaction
b.Exothermic reaction
c.Reversible reaction
d.Malleable
e.Rate of forward reaction.
f.Le Chatelier's principle
g.Closed system
h.Equilibrium
i.Macroscopic properties
j.Ductile
k.Dynamic chemical equilibrium
l.Endothermic reaction.
m.Open system
1 answer
2 - m. Open system
3 - c. Reversible reaction
4 - i. Macroscopic properties
5 - f. Le Chatelier's principle
6 - k. Dynamic chemical equilibrium
7 - h. Equilibrium
8 - b. Exothermic reaction
9 - e. Rate of forward reaction
10 - l. Endothermic reaction
11 - a. Rate of reverse reaction
12 - d. Malleable
13 - j. Ductile