What is the ?rG for the following reaction (in kJ mol-1) at 298 K?
2 Si (s) + 3 H2 (g) ? Si2H6 (g)
The conditions for this reaction are: PH2 = 0.14 bar PSi2H6 = 0.89 bar
Please use the method of Gibbs energy of formation to calculate ?rG° if needed.
For partial credit, enter the value of "Q" for this reaction.