9. Which is the second most abundant element in the universe?a, carbonhydrogenb. heliumd. oxygen About the author Hadley
ANSWER:- Helium is the most abundant element in the universe. REASON:— As it comprises 24.0% of the universe as an element. (According to the Encyclopedia. com) Reply
helium I think it will help you
ANSWER:-
Helium is the most abundant element in the universe.
REASON:—
As it comprises 24.0% of the universe as an element.
(According to the Encyclopedia. com)