Ice that is added to water melts. The water molecules become less ordered until both the water and ice are at one phase and equilibrium is reached. When this occurs, the molecules are randomly distributed. What happens to the entropy as the system approaches equilibrium? A. The entropy is near its minimum.
B. The entropy does not change.
C. The entropy is near its maximum.
D. The system cannot approach equilibrium

What’s the percent by mass of carbon in c10h14n2

The scheme below is from a series of reactions that are part of a synthesis of vitamin a. answer the following questions with reference to this scheme. (i) what is "reagent a"? (ii) draw a step-by-step mechanism which explains the formation of compound c from compound b (iii) which reagents would you use to form compound e from compounds c and d (reagents b and c)? for each reagent suggested above in (ii) explain the role of the reagent in the reaction to (iv) form compound e. you may wish to do this by drawing a mechanism. 1. addition of reagent a но reagent a 2. н,о" thо oh нон-с compound a. compound b. compound c .ch-оh 1. reagent b "сно 2. reagent c сh oh compound e. compound d.

What is true for a substance that releases energy