Rank these systems in order of decreasing entropy. rank from highest to lowest entropy. to rank items as equivalent overlap them. a) 1 mol of hydrogen peroxide gas at 273k and 40l b) 1/2 mol of helium gas at 100 k and 20 l c)1 mol of chlorine gas at 273k and 40 l d) 1 mol of helium gas at 273k and 20 l e) 1 mol of helium gas at 273k and 20 l f) 1/2 mol of liquid helium at 100k