A system contains an unknown solid of unknown mass, which is heated from 300 K to 900 K at 100 kPa The change in internal energy (U) of the system is measured as 61 02 MJ Using the SL model, determine the change in entropy (S) of the system

Question: A system contains an unknown solid of unknown mass, which is heated from 300 K to 900 K at 100 kPa. The change in internal

A system contains an unknown solid of unknown mass, which is heated from 300 K to 900 K at 100 kPa. The change in internal energy (ΔU) of the system is measured as 61.02 MJ. Using the SL model, determine the change in entropy (ΔS) of the system.

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