Answer:
circulatory system
Explanation:
it is what makes oxygen circulate
"The forces of attraction and the volume of the molecules" (as opposed to the volume of the container the gas is in).
Its IUPAC name is sodium carbonate. It is also known as soda ash. It is the water soluble sodium salt of carbonic acid and occurs as a crystalline heptahydrate. Sodium carbonate has an alkaline taste and when in solution forms a basic solution. One important application is that it is used commonly as a water softener.