Explain delta-e for the system

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Reference no: EM13213236

Place a coffee cup that holds hot coffee in a cold room and let it sit there for 4 hours. Consider the coffee inside the coffee cup as your system. What is the "sign" on delta-E for this system.
Select one:
a. negative (-)
b. We'd have to know whether the coffee is supplying heat or work to the surroundings to determine the sign of delta-E.
c. There is no energy change in this system.
d. positive (+)

Reference no: EM13213236

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