Chemistry-
General
Easy

Question

The direct conversion of A to B is difficult, hence it is carried out by the following shown path :
 Given capital delta S subscript open parentheses A rightwards arrow C close parentheses end subscript equals 50 text  e.u.,  end text capital delta S subscript open parentheses C rightwards arrow D close parentheses end subscript equals 30 text  e.u.,  end text capital delta S subscript open parentheses B rightwards arrow D close parentheses end subscript equals 20 text e.u., end text where e.u. is the entropy unity then capital delta S subscript open parentheses A rightwards arrow B close parentheses end subscript is

  1. plus 60 text  e.u. end text    
  2. plus 100 text  e.u. end text    
  3. negative 60 text  e.u. end text    
  4. negative 100 text  e.u. end text    

The correct answer is: plus 60 text  e.u. end text

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