violet2333
violet2333 violet2333
  • 17-12-2014
  • Chemistry
contestada

What is the main component of the earths ancient atmosphere?

Respuesta :

kerra1
kerra1 kerra1
  • 17-12-2014
Water
hydrogen
cyanide 
hydrogen
sulfide
nitrogen 
carbon dioxide 
carbon monoxide 
(I believe)
Answer Link

Otras preguntas

What is the atomic weight of silver
On December 7, 1941, Japan attacked the United States at the Battle of _____.
At first, Sojourner Truth was happy to have many children because a. it provided more slaves for her owner. b. they were the only things that gave her joy. c.
if the amplitude of a wave changes, which of the following changes?
What is the primary function of epithelial tissue
A propagandist tries to convince the reader to accept his viewpoint on an issue. true
Which sentence uses the verbs correctly? Forgive and Forget claims to be a moving story about a father and son who resolves their conflicts. Forgive and Forget
Is the underlined verb in the sentence an action verb or a being verb? Jill cheered when she made the volleyball team. a. being verb b. action verb
The National Guard system is an organization of a. the Army and Navy forces. b. all four branches of the military. c. military leaders. d. reserve forces fr
which question would best guide student research into effects of oil in Southwest Asia? a. How does oil shape social, political, and economic conditions in sout