When comparing two gases at the same temperature, the gas with a ...

[sammy]

When comparing two gases at the same temperature, the gas with a higher molecular weight has more internal energy per mole.
 
  Indicate whether the statement is true or false

Question 2

An electron and a positron annihilate each other, emitting two identical photons in the process. What is the wavelength of these photons? The mass of an electron or positron is 9.11  10-31 kg and h = 6.63  10-34 Js.
 
  A) 1.21  10-12 m
  B) 1.73  10-12 m
  C) 2.43  10-12 m
  D) 3.07  10-12 m
  E) 3.46  10-12 m

[patma1981]

Answer to Question 1

FALSE

Answer to Question 2

C

[sammy]

Excellent

[ecabral0]

Gracias!