Composition of natural fats (M table 10.2) Percent Present in: Number of C Atoms Olive Beef in Chain 01 Butter" Fat Saturated 4-12 2 11 2 14 2 10 2 16 13 26 29 18 3 11 21 Unsaturated 16-18 80 40 46 Numbers do not total 100%because the substance contains small amounts of other fatty acids.Composition of natural fats (M table 10.2)