What is the magnitude of the energy difference between the lowest ...

[RYAN BANYAN]

What is the magnitude of the energy difference between the lowest energy of a hydrogen atom (n = 1 ) and the second excited state (n = 3)?
 
  A)
 
  27.4 eV
  B)
 
  9.07 eV
  C)
 
  1.51 eV
  D)
 
  109 eV
  E)
 
  12.1 eV

Question 2

Power is defined as the rate of work per time, power = work/time. If the dimensions of power are ML2T-3, what are the dimensions of work?
 
  A)
 
  MLT-3
 
  B)
 
  ML2T-1
 
  C)
 
  ML3T-3
 
  D)
 
  ML2T-2
 
  E)
 
  ML2T-4

[Ptupou85]

Answer to Question 1

E

Answer to Question 2

D

[RYAN BANYAN]

Thanks

[Ptupou85]

Welcome