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

Two spherical balloons are filled with water. The first balloon has a radius of 3 cm, and the second has a radius of 6 cm. How much more water is in the larger

In a chemical reaction, the difference between the potential energy of the products and the potential energy of the reactants is defined as the (1) activation e

The process that build up sediment over millions of years is

PLEASE HELP Solve. 5x+2/2 = 2x - 1 X = ________ ?

How do the citizens of Rome view Caesar at the start of Shakespeare's Julius Caesar? (Points : 3) He is loved because he is a charismatic and succ

topic sentence about venus

When compared with the energy of an electron in the first shell of a carbon atom, the energy of an electron in the second shell of a carbon atom is (1) less(2)

What is the purpose of archaebacteria?

1. During World War I, the increase in home gardens was an example of which of the following? A. campaigns to overcome shortages caused by ships being sunk B. c

In a class of 78 students 41 are taking French, 22 are taking German. Of the students taking French or German, 9 are taking both courses. How many students are