Which pair of properties describes the elements in Group 18? They have eight valence electrons and are flammable.
They are chemically stable and liquid at room temperature.
They are gaseous at room temperature and chemically stable.
They are magnetic and boil at low temperatures.

Its the third option

They have low boiling points, explaining why they are gases at room temperature.

And the valence shells are full so they are chemically stable.

answer; /// i believe the name your looking for is called (plaque)or check good luck

label a cell membrane

label b cytoplasm

label c ribosomes

label d dna

the membrane forms the outside of the cell

cytoplasm is the liquid within

ribosomes are the components within that distribute rna

the dna is the genetic make-up