Chemical Thermodynamics Question 28
Question: If $ 900,J/g $ of heat is exchanged at boiling point of water, then what is increase in entropy [BHU 1998]
Options:
A) 43.4 J/mole
B) 87.2 J/mole
C) 900 J/mole
D) Zero
Show Answer
Answer:
Correct Answer: A
Solution:
$ \Delta S_{vap}=\frac{(900\times 18)}{373}=43.4J{{K}^{-1}},mo{{l}^{-1}} $ .
