Question
Δ

G

o
 
 

for the reaction
 
H2(g) + I2(g) ⇌ 2HI(g)
 
is 2.60 kJ/mol at 25

°

C. Calculate

Δ

G, and predict the direction in which the reaction is spontaneous. The initial pressures are:
 
PH2 = 3.10 atm

 

PI2 = 1.5 atm

 

PHI 1.75 atm
 

Δ

G =

 

kJ/mol

  
The reaction is spontaneous in the forward direction.
  
The reaction is spontaneous in the reverse direction.
  
Cannot be determined.
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