Subject: Physical Chemistry · Chapter: Thermodynamics · Topic: Laws State Functions · Exam: NET DEC 2019 · Marks: 2 · Difficulty: Medium
The excess molar entropy of mixing of liquid A with liquid B is $-\mathrm{R} \ln 2$. The experimentally observed change in entropy upon mixing 1.0 mol of liquid A with 1.0 mol of liquid B is Options: