Air is a mixture of gases, about 78 of which is the element ...

[TVarnum]

Air is a mixture of gases, about 78 of which is the element _______________.
 
  Fill in the blank(s) with the appropriate word(s).

Question 2

The random array of very hot gases, so hot that they no longer resemble any known gases,
  is the state of matter called ________________.
 
  Fill in the blank(s) with the appropriate word(s).

[yuyiding]

Answer to Question 1

Nitrogen

Answer to Question 2

plasma

[TVarnum]

Thanks for the timely response, appreciate it

[kusterl]

Gracias!