1. The hydrogenation of ethene gas at 298. K shows a decrease in disorder (AS = -120.7 J/(mol·K)) during an exothermic reaction (AH = -136.9 kJ/mol). Determine whether the reaction is spontaneous or nonspontaneous by calculating AG*.
C2H4 (g) + H2(g) → C2H6 (g)

this protocol provides a detailed procedure for nucleoprotein extraction from cultured cells and tissues in an efficient manner.

the most common type of reef is the fringing reef. this type of reef grows seaward directly from the shore. they form borders along the shoreline and surrounding islands.