At 400.0 K, an equilibrium mixture of H2, I2, and HI consists of 0.0650 mol H2, 0.0790 mol I2, and 0.130 mol HI in a 4.50-L flask. What is the free energy of this reaction?

Indicate whether the specified alkyl halides will form primarily substitution products, only elimination products, both substitution and elimination products, or no products when they react with sodium methoxide. 1-bromobutane 1-bromo-2-methylpropane 2-bromobutane 2-bromo-2-methylpropane