Answer:
Saturn
Explanation:
Since it is comprised of mostly light gases, saturn could easily float on earth's oceans, if it were small enough.
Answer:
and i gained 4 pound from eating it
Both levels of both gasses in the air and in the ocean are relatively balanced as the ecosystems (seaweed, fish etc vs. people, trees etc.) use both of them and keep them at relatively the same levels on both the surface and in the ocean.