Name the four gases which were present in the primitive atmosphere. Which kingdom
was the first to evolve on earth?
zander07:
H2,NH2,CH4 and H20
Answers
Answered by
1
nitrgen 78percent,oxygen 21 percent,co2 and other of them
Answered by
1
The four gases are
1.Nitogen
2.Oxygen
3.Argon
4Carbondioxide
1.Nitogen
2.Oxygen
3.Argon
4Carbondioxide
Similar questions
Math,
7 months ago
CBSE BOARD X,
7 months ago
Physics,
1 year ago
Math,
1 year ago
Physics,
1 year ago