
(a)
Interpretation:
The quantity of heat transferred has to be calculated in kilojoules.
(b)
Interpretation:
The choice of system for the given situation has to be identified.
Concept Introduction:
System: The subject at which our investigation is mainly focussed is defined as system.
(c)
Interpretation:
The surrounding for the given situation has to be identified.
Concept Introduction:
Surroundings: The subject those are external to system is considered as surroundings.
(d)
Interpretation:
The sign of
(e)
Interpretation:
The energy diagram has to be drawn for placing a beverage can to refrigerator.

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Chapter 4 Solutions
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