what volume of helium would be in a balloon the size of a 2liter soft drink?

1 answer

gskfghszfhdxbdhfhdfhkdfhkszfkhdxcccccck,Adjfdfajdjfjljljlafjdljflafjdflk fuuljldsafueufruewp9frupasfupsdufruawerlfedlvj dfudjgvlj