Choose the correct options for the following questions.
One mole of oxygen confined in a cylinder fitted with a piston is an example of:
Difficulty: Easy
A:
Surroundings
B:
System and surrounding
C:
System
D:
State function
Reaction between Zn and $CuSO_{4}$ can be called a system under:
Difficulty: Easy
A:
Surrounding
B:
Observation
C:
System
D:
None of above
By comparing both initial and final states of the system, we can describe the change taking place in the:
Difficulty: Easy
A:
Surrounding
B:
Both (a) and (c)
C:
System
D:
None of above
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