Question
The value of $\Delta E$ for a certain change is $-1455 \mathrm{~J}$. During the change, the system absorbs $812 \mathrm{~J}$ of heat. Did the system do work, or was work done on the system? How much work, expressed in joules, was involved?
Step 1
This can be written as: \[\Delta E = Q + W\] Show more…
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