Which substance in the reaction below either appears or ...

[NguyenJ]

Which substance in the reaction below either appears or disappears the fastest? 4NH3 + 7O2  4NO2 + 6H2O
 
  A) NH3
  B) O2
  C) NO2
  D) H2O
  E) The rates of appearance/disappearance are the same for all of these.

Question 2

A typical double bond consists of ________.
 
  A) three sigma bonds
  B) three pi bonds
  C) one sigma and two pi bonds
  D) one sigma and one pi bond
  E) three ionic bonds

[soda0602]

Answer to Question 1

B

Answer to Question 2

D

[NguyenJ]

Great answer, keep it coming

[31809pancho]

Thanks for the timely response, appreciate it