MHT CET Chemistry question
The ....(i).... of a system can be changed by transfer of heat from the surrounding to the system or vice-versa without expenditure or ....(ii)... Identify (i) and (ii) in order to complete the above statement.
(i) / (ii)
Answer: (D)
Solution
By the first law, the internal energy of a system can change by heat transfer alone, without any work being done on or by the system, so (i) is internal energy and
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