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Chemistry
Chemistry
Problem
A sample of ideal gas is slowly compressed so that the surroundings do
45
J
45\,\text{J}
45
J
of work on the gas. According to the usual sign convention, which value must be taken for the work term
W
W
W
in the First Law? a)
−
45
J
-45\,\text{J}
−
45
J
b)
+
45
kJ
+45\,\text{kJ}
+
45
kJ
c)
+
45
J
+45\,\text{J}
+
45
J
d)
0
0
0
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