Respuesta :
Answer:
D. Atmosphere
Explanation:
Hydrogen is found in great quantities on Earth combined with other elements, such as in water and hydrocarbons, but it is barely present in Earths atmosphere, which contains just 0.00005%.
Answer:
D. Atmosphere
Explanation:
Hydrogen is found in great quantities on Earth combined with other elements, such as in water and hydrocarbons, but it is barely present in Earths atmosphere, which contains just 0.00005%.