[填空题]
Methanol is produced by reacting carbon monoxide and hydrogen according /fv *ppt9giq+ to 2ew aw(,s g *ip0namb+n, .bqathe following reaction:pm0s.a,eq,2bawi *( na nbwg + $CO(g)$+2$H_2(g)$ → $CH_3OH$(g)
$CO(g)$+2$H_2(g)$ ← $CH_3OH$(g)
1.Deduce the equilibrium constant expression for the formation of methanol.
At 500$^{\circ}C$ ,a 750cm$^3$ sealed flask is found to contain 0.923 mol of CH_3OH, 0.352mol of CO and 0.124 mol of $H_2$.
2.1.Calculate the value of K$_c$ at 500 $^{\circ}C$. K$_c$=
2.2.Using sections 1 and 2 of the data booklet, calculate ΔG$^θ$ at 500 $^{\circ}C$.
T= K;ΔG$^θ$=- kJ mol$^{-1}$
