You are given two flasks of equal volume. One contains H2 at 0C ...

[CQXA]

You are given two flasks of equal volume. One contains H2 at 0C and 1 atm while the other contains CO2 at and 2 atm. Which of the following quantities will be the same for both flasks?
 
  A) average molecular kinetic energy
  B) average molecular speed
  C) density
  D) number of molecules present

Question 2

Calculate the mole fraction of HCl in a 9.45 (by mass) aqueous solution.
 
  A) 0.0491
  B) 0.0516
  C) 0.0981
  D) 0.0245
  E) The density of the solution is needed to solve the problem.

[mceravolo]

Answer to Question 1

A

Answer to Question 2

A

[CQXA]

Excellent

[ashely1112]

Gracias!