mesheat5e7nReiderlon mesheat5e7nReiderlon

16-02-2016
Physics

contestada

Almost 79% of the earth’s atmosphere is composed of ____________.
a. nitrogen
b. oxygen
c. helium
d. carbon dioxide

Respuesta :

dahamivherath dahamivherath

16-02-2016

almost 79% of the earth's atmosphere is composed of A.nitrogen
21% is oxygen in the atmosphere
0.9% is argon in the atmosphere
rest are other gases..

so the answer is A.nitrogen
hope this helps.......

Answer Link

Otras preguntas

The Protestant concern about the role of religious imagery was in many cases outright hostile. Martin Luther spoke about destroying images. This destruction of

URGENT !!! 25 POINTS AND BRAINIEST FOR CORRECT ANSWER!!! Factor the following trinomials. (Hint: Solve the equations first.) x^2−2x−2

Mary Ann experiences a mugging and robbery in which her prized poodle is kidnapped. Eventually the dog is found and returned. However, she is unable to recall e

why CD-ROM is more reliable than floppy disk?

The same day the Japanese attacked Pearl Harbor, they attacked several islands in the

what are some cons to the 1st amendment?

Question 8 Multiple Choice Worth 5 points) (HC)Which economic consequence was related to the United States' demobilization after World War I? a rise in housing

Which of the following is true regarding negative elections? A negative election is a provision whereby the employee is deemed to have elected a specific deferr

Calculate ΔG°' for the reaction A + B <-> C + D at 25°C when the equilibrium concentrations are [A] = 10 uM, [B] = 15 uM, [C] = 3 uM, and [D] = 5 uM. R =

Rna polymerase uses the _______ dna template to synthesize a _______ mrna.