S^@ of N_2, H_2 and NH_3 respectively are 190, 130& 111 J/K/mol, then DeltaS_("sys") for formation of 8.5 g NH_3 is [in J/K]

S^@ of N_2, H_2 and NH_3 respectively are 190, 130& 111 J/K/mol, then

1.	S^@ of N_2, H_2 and NH_3 respectively are 190, 130& 111 J/K/mol, then DeltaS_("sys") for formation of 8.5 g NH_3 is [in J/K]
Answer» `-179` `–358` `+179` `-89.5` ANSWER :D