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CHE 111 C5--Thermochemistry
Test Description: This review game covers Chapter 5 in your text--Thermochemistry.
Instructions: Answer all questions to get your test result.
1) The energy of motion is * and the energy of position is * .
A
potential, kinetic
B
kinetic, potential
2) An uncovered pot of boiling water on a stove is a(n)
A
isolated system
B
open system
C
closed system
3) A mixture of H2 and O2 gases in a cylinder fitted with a piston is a(n)
A
open system
B
closed system
C
isolated system
4) An insulated thermos containing hot coffee approximates a(n)
A
closed system
B
open system
C
isolated system
5) When a system gains heat, the value of q is
A
not enough information to determine
B
positive
C
negative
6) Exothermic means the system has * heat and the value is * .
A
lost, positive
B
lost, negative
C
gained, negative
D
gained, positive
7) You are holding a beaker in which a reaction is happening. If the reaction is endothermic the beaker will feel * and if exothermic, it will feel * .
A
hot, cold
B
cold, hot
C
There is not a temperature change in endo or exothermic reactions.
8) Ice melting is an * process.
A
endothermic
B
exothermic
9) On a road trip from Denver to Breckenridge, altitude change * a state function and distance travelled * .
A
is not, is not
B
is, is
C
is not, is
D
is, is not
10) Which of the following are state functions? H, E, P, V
A
E
B
P and V
C
H
D
All are state functions
*select an answer for all questions
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