Question

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10. In the following phase diagram, describe the progression from point A to point for the indicated compound: H20 Solid Liquid Pressure, p Gas 298 K Temperature, T

Answer 1

АНВ Solid iquid A f tham diagram ho of componand -c mo of pharoe = p Gan Degpree of frreedom = F 298k Temperaktw,T co Prom the diagcam, equi tibouum'state between halest ine upcanend the and vapour : Here the no of component (c) in 1 a of blrgdopn see. that 9no of phase (p) in 2 the degree of freedom (f)- c- P +2 So -21-1 System in univariank io univaruiant, So amy point on the ine of oD Al the point above or. below the oD ir , - 1,P= 1 system in bivanor . F= c- P + 2 = 4 --1 t 2 = 2 OF ine eprerent the equtibruum staie. between Solid (ics.) 2 vapour Hlere CE 1P= 2 , F= C-P+2 1-2+2 1 univariantI at acnay poImt above on below OF ine in bivariand, 2 -12 OF ine apruents the sublimalion wwe C) DE capanent the equilibrium state between jeli (ice) omd wader . similarly an befare any point on and amy point ught univaruant he line OE in Left f OE in bivouiant fum ion owrve curve prerent the CE A, B 2C Jceprcorent the Solid, liguid 2 Gan phare Stepec.tiveliy, when we gumain comlant the prcenmwre and inoreane he temp Prom A- B,the solid pha turao into iquid . Then Dif we decceare the poremwre E increane Now the tempm from B-c, the liqurd phane twn ints gantous phare. Finally we got A-B-C Cweve .