Q.

With reference to a two component system, an isobar indicates                

A. a region where the temperature remains constant
B. an area below phase end products remains
C. an area above which only the liquid vapors remains
D. a region where the composition lies in equilibrium
Answer» D. a region where the composition lies in equilibrium
Explanation: an isobar is a line that indicates a region where the composition remains constant and in the equilibrium state. in a two component solid-liquid system, it is drawn vertically covering a wide range of temperatures.
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