rocky101 rocky101

03-10-2014
Health

contestada

this gas makes up close to one fourth of the air surrounding earth

Respuesta :

03-10-2014

Welllll, it's not really that close to one fourth.

One fourth is 25%.

The closest one is oxygen, which comprises about 18% of the air.

Answer Link

jonericfogg jonericfogg

04-10-2014

Oxygen makes up about 21% of the earth's atmosphere and 78% is nitrogen with 1% other gases

Answer Link

Otras preguntas

Which expression is equivalent to 16a + 24b ?

M.s. alonso ordered 4,000 markers for her store. Only 1/10 of them arrived. How many markers did she receive?

Infectious disease can be spread by which of the following? food water body fluid all the above

Give one example of when you would use the friendly numbers strategy to subtract.

Wind direction is determined by the Earth’s rotation. true or false?

Approximately how long has the Moon been geologically inactive? A. 1 billion years B. 3 billion years C. 4 billion years D. 4.5 billion years

What do you do when you paraphrase something? A. Put an author's words into your own words. B. Eliminate unnecessary words from a quote. C. Use one quote to exp

A star at the end of its life-cycle, composed of mostly carbon, is a A. nova. B. giant. C. red dwarf. D. white dwarf.

Identify the helping verb in the following sentence. I will work late tomorrow. A. Will B. Tomorrow C. Late D. Work

What is the name of the period that has the digits 913,256.