Question

The incorrect statement among the following is

• A. The entropy of the universe remains constant
• B. Heat can be completely converted into work only under specified conditions
• C. The absolute entropy of a perfect crystalline solid at absolute zero temperature is zero
• D. The total energy of an isolated system remains constant

Answer 1

The correct option is A The entropy of the universe remains constant

The entropy of the universe always increases in the course of every spontaneous (natural) process, i.e., $△S_{universe}>0$.