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Author Question: What is the ionization energy of singly-ionized helium, which has 2 protons? A) 54.4 eV B) 27.2 ... (Read 29 times)

APUS57

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on: Jul 29, 2018
What is the ionization energy of singly-ionized helium, which has 2 protons?
 
  A) 54.4 eV B) 27.2 eV C) 13.6 eV D) 6.80 eV E) 36.4 eV

Question 2

In a mass spectrometer, a single-charged particle has a speed of 1.00  106 m/s and enters a uniform magnetic field of 0.200 T at a right angle to the field. The radius of the resulting circular orbit is 20.75 cm.
 
  What is the mass of the particle? (e = 1.60  10-19 C)
  A) 6.64  10-27 kg B) 3.20  10-27 kg C) 1.67  10-27 kg D) 9.11  10-31 kg


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asware1

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Reply #1 on: Jul 29, 2018
Answer to Question 1

A

Answer to Question 2

A


APUS57

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Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review

alvinum

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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