Question

Question 1 Use the following data for the following problems: Substance Cl2(g) NO(g) Sº (J/K mol) 223 211 AHf (kJ/mol) 92 NOCI(g) 261 52 I a) Calculate 4Sºsystem b) Calculate Ahº c) Calculate ASsurr d) Calculate Agº e) is the reaction spontaneous at 25 °C? justify this answer. Attach File Browse My Computer Browse Content Collection A Moving to another question will save this response,

Answer 1

2 inou Reaction: 2 No + = c 211 I 223 ------ 261 ---- ay Asytem - - As system = [ Spot - I s petont 2 sroy - (2. SNot Sae). 2X961 - (2x 211 + 223) Fimoila! – 143 g molt it IN

by tuan - Sans com posamed) - [ Aug creat out) ={(2X52) - (2x92 + 0)} ymmet - AH = -80 kg. mal! Steind aro temperature = ope = 273K 49 - 44® – TASO - -80 kjimot - & 273 x xt143 zmol kt) = -80 kyomort + 39:04 Xio® yomoly - - 80 ky mot + 39.04 kg mot Aq° = -40.96 kzimor ,

We know, 45 = + (273k) Now, 15298% = q 2934 - → 9- 45°*2734 5 - 143 ymore'i" X 273 k - – 143 X 273 molt -143 X 273 y mort 298 k AS2984 = -131 g mot ka

at 25°c = 298k AGF AH – IAS (131) = -80 nye mul ' - 298 x6+43) wysmol - - 80 kg.molt + = - 40.96 uj molt 39104x10°y mont A4 = - 37.4 ky mol As the AG is -ve negative so the reaction will be sponteneous,