The following problem description applies also to the next twoproblems.
A piston-cylinder device contains 2 kgof a saturated liquid mixture at an initial state 1 withp1= 100 kPa andx1= 0.8. The water is heatedat constant pressure until its final state 2 withvolume V2 =1.947V1.
Its initial volume, in m3/kg, is closer to:
2.990
3.836
2.711
4.625
2.345
1.736
2.156
1.294
Its final temperature, in oC, is closer to:
268
167
300
142
280
220
188
325
The amount of heat supplied to the steam during the expansionprocess, in kJ, is closer to:
1702
750
1992
2210
1623
1248
984
1110
