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A certain endothermic reaction X carried out room temperature (273K) has an enthalpy change of 20 Kcal/mol and an entropy change of 10 Kcal/K/mol. i) Calculate the Gibbs free energy (AG) of this reaction. ii) Thiomethane reacts with compound A via an SN1 reaction. Complete its reaction equation below. i) ii) Is this reaction spontaneous or non-spontaneous? Give a reason for your answer i) ii) Brx Compound A Draw the mechanism of reaction for this reaction. . Butyl Chloride undergoes an elimination reaction when reacted with sodium ethoxide to form butene. The reaction equation is given below with two reaction products A and B. + CI -SH "OEt A B Which is the major product, and which is minor product. (Hint: Look up how the size of the base affects the elimination reaction product) Give a reason for your answer.