The energy required to ionize a hydrogen atom from the ground ...

[tfester]

The energy required to ionize a hydrogen atom from the ground state is
 
  A) 27.2 eV.
  B) 13.6 eV.
  C) 6.8 eV.
  D) 3.4 eV.
  E) infinite.

Question 2

A potter's wheel with a moment of inertia of 8.0 kg-m2 has 5.0 N-m applied to it. It starts from rest. 10. s later it has gained what kinetic energy?
 
  A) 44. J
  B) 0.12 kJ
  C) 78. J
  D) 1.6 kJ
  E) 53. J

[owenfalvey]

Answer to Question 1

B

Answer to Question 2

C

[tfester]

YES! Correct, THANKS for helping me on my review

[31809pancho]

Thanks for the timely response, appreciate it