Why is oil liquid and butter solid at room temp ?

This is a mixture that has the same composition throughout.

Each of the following compounds contains a metal that can exhibit more than one ionic charge. provide systematic names for each of these compounds. (a) cr(clo3)6 (b) mo(cn)6 (c) cr2(so3)3 (d) v(clo2)2 (e) v(cn)5 (f) os(clo2)4

This element exists in adundance in the sun.explain how you would go about capturing sunlight.would this captured sunlight contain any of the element?