table is done i just need highlighted question

3. (10 points) Use the Internet to find and fill the table below with the skeletal structure and as many as you can of the physical properties for each compound (use consistent units for comparison). Name n-butane m.p. (C) b.p. (C) no -138C -1C 1.3993 Lewis Structure H-H-H-H T1 H-C-C-C-C-H III H-H-H-H H-H-H-H-H TILL H-C-C-C-C-C-H III H-H-H-H-H n-pentane -129.8C 36.1C 1.358 isopentane - 159C 27.8C 1.354 neopentane H CH3 H-H H-C-C-C-C-H LITT H-H-H-H HCH3 H H-C-C-C-H H CH3 H - 16.4C 9.5C 1.351 n-hexane 94C 69C 1.3749 H-H-H-H-H-A -H H-C-C &-c-c-H H-H-H-H-H-H Describe any relationships you notice between the bulk physical properties and a) molecular chain length; b) degree of branching