7-267.48 H O( )vT0I2760 mm Hg100°CH O( ), 100 °Cl2H O( )vTfII2(760 + 50.1) mm HgH O( ), l2⇒TfTf⇒⇒1.08 bar sat'dTf= 101.8°C (Table 8.5)Energy balance - closed system: ΔΔEEWQpK,,,=0ΔUmUmUmUmUvvlIlbbvvllbbvlb==++−−−0IIIIIIIIIIIIIIIII-vapor-liquid-block±±±±±±IIIVVUUlvlv1011081044104616731576419 0426 6250652508 6..±±±±bar, 100 Cbar, 101.8 CLkg°°bgbgInitial vapor volume: 20.0 LLkg1 L8.92 kgL H OI2Vvv=−−=505014 4Initial vapor mass: = 14.4 L 1673 L kgkg H OI2mvvbg=×−861 103. Initial liquid mass: 5 L 1.044 L kgkg H OI2mll0479bgFinal energy of bar: .36 101.8kJ kgII±.Ub0366Assume negligible change in volume & liquid ⇒=VvIIL14 4Final vapor mass: 14.4 L 1576 L kgkg H OII2v×−bg914 103Initial energy of the bar: ±
This is the end of the preview. Sign up
access the rest of the document.
This note was uploaded on 02/27/2012 for the course CHEMICAL E 312 taught by Professor Cheung during the Fall '11 term at The University of Akron.