A mixture of 0.220 moles CO, 0.350 moles H2 and 0.640 moles He ...

[CBme]

A mixture of 0.220 moles CO, 0.350 moles H2 and 0.640 moles He has a total pressure of 2.95 atm. What is the pressure of CO?
 
  A) 1.86 atm
  B) 0.649 atm
  C) 0.536 atm
  D) 1.54 atm
  E) 0.955 atm

Question 2

NaN is an example of
 
  A) a compound.
  B) an element.
  C) a heterogeneous mixture.
  D) a homogeneous mixture.

[SeanoH09]

Answer to Question 1

C

Answer to Question 2

A

[CBme]

Excellent

[rachel]

YES! Correct, THANKS for helping me on my review