Question

Entropy of vaporisation of water at 100°C, if molar heat of vaporisation is 7460 cal mol–1 will be


1.25 cal K–1 mol–1

2.20 cal K–1 mol–1

3.30 cal K–1 mol–1

4.28 cal K–1 mol–1​

Answer 1

Answer:

2)20 cal K-¹ mol-1

Explanation:

t=100+273=373

q=7460

s=q/t=7460/373=20