The volume of hydrogen gas at 38.0 C and 763 torr that can be ...

[robinn137]

The volume of hydrogen gas at 38.0 C and 763 torr that can be produced by the reaction of 4.33 g of zinc with excess sulfuric acid is ________ L.
 
  A) 1.68
  B) 2.71  10-4
  C) 3.69  104
  D) 2.84
  E) 0.592

Question 2

The solubility of nitrogen gas at 25 C and 1 atm is 6.8  10-4 mol/L. If the partial pressure of nitrogen gas in air is 0.76 atm, what is the concentration (molarity) of dissolved nitrogen?
 
  A) 6.8  10-4 M
  B) 5.2  10-4 M
  C) 4.9  10-4 M
  D) 3.8  10-4 M
  E) 1.1  10-5 M

[kalskdjl1212]

Answer to Question 1

A

Answer to Question 2

B

[robinn137]

Gracias!

[Alyson.hiatt@yahoo.com]

Excellent