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

a family went out to dinner and the bill was $113. If they want to leave a 19% tip, how much tip should they leave?

Which of the following ions has the smallest radius? (1) F– (3) K (2) Cl– (4) Ca2

Which word is most similar to feeble? (1 point) • delicate • active • old • alone

Kevin drove 22 1/2 miles in 1/3 hour. What was his average speed in miles per hour

how to write 1.075 in expanded form

If 5 beads weigh 30 grams, how many beads weigh 48 grams?

PLEASE HELP!!!!! theo is renting 2 kinds of tables for his party.one type of table seats 4 ppl and the other seats 6 ppl. if 36 ppl will be at his party and he

Why does the author say the Emancipation Proclamation “came as a great beacon light of hope?” in the first paragraph?

the solution inside a plant cell is approximately a 1% saline solution. in a 25% nacl solution the cytoplasm of a plant cell will

You receive an email from someone who claims to be a representative from your credit card company. The email asks you to click on a link to reset your password