sianmonts sianmonts

02-05-2017
Chemistry

contestada

Describe how samples of nitrogen and oxygen can be obtained from air?

Respuesta :

Аноним Аноним

02-05-2017

Well you will recall that about 78% of the air is nitrogen and 21% is oxygen. These two gases can be separated by fractional distillation of liquid air. And that is how there are obtained.

Answer Link

Otras preguntas

Find he volume and surface area of the figure. Round to the nearest one hundredth when necessary. Explain please if you can.

What is the solution to the system of equations graphed below? y = --3/2x+2 y = 5x + 28

What will happen to the pH of a buffer if acid/base ratio is increased by 100? plz respond within an hour :)

At the end of the year, a library reported 32 books lost or stolen and 24 books were sent out for repair. If the library originally had 1,219 books, how many we

An automotive store guaranteed its best tire for 50000 miles. A less expensive tire was guaranteed for only 20000 miles. The better tire had what percent greate

PLEASE HELP! SEE ATTACHMENT

-2/-2 simplified as a whole number

Abrupt changes in road surface or the shape of the road may indicate A. you are close to your destination B. a dramatic change in the weather C. upcoming STOP

Which type of drug increases the activity of the body’s nervous system

After extensive measurements of the time necessary to complete the first homework assignment, a teacher determines that there is a population mean of 100 and a