The correct name for Na3N is sodium azide. Indicate whether ...

[ENagel]

The correct name for Na3N is sodium azide.
 
  Indicate whether the statement is true or false

Question 2

Consider an electrochemical cell based on the reaction: 2H+ (aq) + Sn (s)  Sn2+ (aq) + H2 (g) Which of the following actions would change the measured cell potential?
 
  A) increasing the pH in the cathode compartment
  B) lowering the pH in the cathode compartment
  C) increasing the Sn2+ in the anode compartment
  D) increasing the pressure of hydrogen gas in the cathode compartment
  E) Any of the above will change the measure cell potential.

Question 3

The energy (J) required for an electronic transition in a Bohr hydrogen atom from n = 2 to n = 3 is ________ J.
 
  A) 4.00  10-19
  B) 3.00  10-19
  C) -3.00  10-19
  D) -7.90  10-19
  E) 4.60  1014

[amit]

Answer to Question 1

FALSE

Answer to Question 2

E

Answer to Question 3

B

[ENagel]

Wow, this really help

[jackie]

Gracias!