increase in entropy except :

When dry ice (solid CO 2) sublimates, its entropy(A) increases(B) decreases(C) does not change(D) could either increase or decrease, depending on other factors

At room temperature, the entropy of any pure substance is: Group of answer choices zero negative positive positive, negative, or zero, depending on the substance

The Space Shuttle uses the following reaction to drive its reusable rocket boosters.H° = -2670.9 kJ and S° = 1281.9 Jmol-1K-1Calculate G° at 25°C for this reaction.