Q. Mark the correct statement
A) For a chemical reaction to be feasible, $\mathrm{\Delta}G$ should be zero
B) Entropy is a measure of order in a system
C) For a chemical reaction to be feasible, $\mathrm{\Delta}G$ should be positive
D) The total energy of an isolated system is constant
Explanation
The correct answer is Option D: The total energy of an isolated system is constant.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.