CHE 2B Lecture 1: chemistry 2B (1)

Use the data in Appendix B to calculate Delta S sys, Delta S surr and Delta S total at 25 degree C for the reaction: Cu2S(s) + 02(g) rightarrow 2 Cu(s) + S02(g) Is the reaction spontaneous or nonspontaneous? Explain

Sapling Learning macmillan learning Consider the following reaction at 298 K: C (graphite) 2CI 2(g) CCI (i AH 139 kJ mol Calculate the following quantities. Number Sys 121.7 JI (mol. K) AS Number AS surr 466.44 J mol. K Number univ 344.74 JI (mol. K) AS

3. For the reaction C,H,(g) +302(g)-2CO,(g)+2H,0): 2(08) (a) Calculate the AH9 and ASys using appropriate data tables (b) Calculate the AS and AS at 298 K. (c) Find the AHox and Asǐx using appropriatedata. (d) Calculate the ASr and A at 598 K 298 surr - 898