A closed system’s internal energy changes by 178 J as a result of being heated with 658 J of energy. The energy used to do work by the system is_____J.
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The answer to your question is 480 J.
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Required formula, Q - W = ΔU
Where, Q = Heat transferred to the system
W = Work done by the system
ΔU = Change of internal energy.
As per the question, Q = 658 J
ΔU = 178 J
Thus, W = Q - ΔU = (658 - 178) J = 480 J.
The energy used to do work by the system is 480 J.
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