Question

how to do these questions?

Paragraph Styles 7 A rigid vessel of 1 m3 is connected via a pipe and valve to another rigid vessel of volume 01m3 With the valve closed the arge vessel contains air at 6 bar. 30 %.while the smaller vessel contains Nitrogen at 20 bar 15 °C Find the mass of air, Ooxygen and Nitrogen in the larger vessel and the mass of Nitrogen in the smaller vesset The valve is now opened and the two fluids mix freely Assuming the whoie system is perfectly lagged calculate (a) the volumetric analysis of the mixture (b) the final temperature and pressure just after mxing is complete (c) the partial pressure of each constituent (a) the change in internal energy if the mixture is now cooled to 1o Cu (C. for air is 0.718 for Oz is 0:658 and for Na Is 0 753 allin kuikg K) Air is 21% O2 and 79% N2 by volume Air 6.87 kg, Oz 1 60 kg Na large 5 269 kg N2 sma 2 339 kg Oz 15.54 % N: 84 46 %, 26°C, 727 bar 1.13 bar, 6.14 bar, 74kJ) ioxide at a total

Thanks

Answer 1

T= 294 K 28 02 - 8.314 2 C T 1.9チ ニ| S4.「:/ I- V

NL 0,432 (o.432 x 297) + (0.56 8x189)