... The positive entropy change for this process (AS,,,) is unusually large, as is the slope of a plot of AS,,, us. AH,,,. ... (16) EFJ Duynstee and E. Grunwald, J. Am. Chem. Soc., 81, 4542 (1959). Journal of the American Chemical Society 1 90:22 October 23, 13G3 Page 3. 6201 ...