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Author Question: The energy required to ionize a hydrogen atom from the ground state is A) 27.2 eV. B) 13.6 eV. ... (Read 59 times)

tfester

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on: Jul 27, 2018
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


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owenfalvey

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Reply #1 on: Jul 27, 2018
Answer to Question 1

B

Answer to Question 2

C


tfester

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Reply 2 on: Jul 27, 2018
Excellent

peter

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Reply 3 on: Yesterday
Wow, this really help

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