question_answer

The values of \[\Delta H\] and \[\Delta S\] for the reaction, \[{{C}_{(\text{graphits)}}}+C{{O}_{2}}(g)\xrightarrow[{}]{{}}\,2\,CO\,(g)\] are 170 kJ and \[170\,J{{K}^{-1}},\] respectively. This reaction will be spontaneous at                                                          [AIPMT (S) 2009]

A)  710 K              

B)       910 K  

C)  1110 K     

D)   510 K

Correct Answer: C

Solution :

Key Idea For spontaneous process,

Given,