What is the proper technique for detecting the odor of a vapor in ...

[mckennatimberlake]

What is the proper technique for detecting the odor of a vapor in a test tube?
 
  A) breathe deeply from the test tube
  B) use a match to detect a vapor
  C) waft the vapor toward your nose
  D) all of the above
  E) none of the above

Question 2

At STP how many liters of NH3 can be produced from the reaction of 6.00 L of N2 with 6.00 L of H2? N2(g) + 3 H2(g)  2 NH3(g)
 
  A) 5.48 L
  B) 4.30 L
  C) 1.34 L
  D) 2.69 L

Question 3

What is the term for the study of the composition and properties of matter?
 
  A) alchemy
  B) biochemistry
  C) chemistry
  D) science
  E) none of the above

[frre432]

Answer to Question 1

C)

Answer to Question 2

B

Answer to Question 3

C

[mckennatimberlake]

Gracias!

[parker125]

Wow, this really help