Physical Chemistry 1 Quiz
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THERMODYNAMIC FOUNDATIONS
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During a reversible melting process, 1.50 mol of a pure substance absorbs 12.6 kJ of heat at its melting point of 285 K. Simultaneously, the substance expands from 0.0234 L (solid) to 0.0267 L (liquid) against a constant external pressure of 1.00 atm. Calculate the entropy change of the system.
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