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

Please help me with this

Which is not an example of a lipid? A) phenol B) triacylglycerol C) cholesterol D) wax

Slavery in the Roman Empire had its GREATEST impact on

Assess the effectiveness of the League of Nations.

Paronimos para la palabra olla

Read the excerpt from "Early Victorian Tea Set.” So our tea set is really a three-piece social history of nineteenth-century Britain. It is also a lens through

Which of the following correctly orders the numbers in desending order

Scientists conduct experiments to collect evidence. Which of the following is the best definition of the word experiment as used by scientists? A. a structured

Why were portraits important in early history? Using key terms from the lesson, describe the above self-portrait by Rembrandt.

Cory bought 2 1/2 liters of paint for $60. What was the cost per liter of paint? ANSWER FAST