kkyylleerr kkyylleerr

01-02-2021
Biology

contestada

What percentage of the atmosphere is
Nitrogen gas N2

Respuesta :

beautifulcharm beautifulcharm

01-02-2021

Answer:

78 percent

Explanation:

The air in Earth's atmosphere is made up of approximately 78 percent nitrogen and 21 percent oxygen.

Answer Link

Otras preguntas

What does the following dialogue reveal? 29- "I expect it was the spaniel," said the niece calmly; "he told me he had a horror of dogs. He was once hunted into

"Explain how chemical energy for use in the cell is generated by electron transport and chemiosmosis" PLEASE HELP!!

HELP I NEED TO DO THIS TODAYPart A How does paragraph 9 fit into the overall structure of the article? A. It shows that studying an error led to progress in med

solve using quadratic formula pls show work

Find the value of b,c, and d.

The formula d = 52t+65t can be used to find the distance, d, between two cars after traveling t hours in opposite directions. After how many hours will the dist

now_____, life is more comfortable.

A(n)\ is not housed in a department, but is rather headed by an administrator who reports directly to the president

Objects 1 and 2 attract each other with a electrostatic force of 72.0 units. If the charge of Object is one-third the original value AND the charge of object 2

explain the theory of evolution by natural selection