volcanic eruptions
100% of the contents of the oceans is made up of elements.
the answer is sodium
hytrogen
you ugly
75 dissolved chemical elements
hydrogen and oxygen
The ocean contains various elements, including hydrogen, oxygen, sodium, magnesium, and chlorine. These elements are essential for marine life and play a crucial role in the ocean's ecosystem. Additionally, trace elements such as iron, zinc, and copper are also found in the ocean in smaller quantities.
To some concentration, probably all of them, but the ocean is primarily water which is hydrogen and oxygen. There is a lot of salt in the ocean which is mostly sodium and chlorine. So I would say those are probably the four most abundant elements in the ocean.
sedamentary rock
oxygen and water
Hydrogen and oxygen
They chemically react from the carbon and the peroxide