Which of the Following Molecular Changes Is Necessary for Mass

question 62

Multiple Choice

Which of the following molecular changes is necessary for mass spectrometry to occur?

• A)excitation of an electron from the ground state to higher energy state
• B)change of alignment of an electron in a magnetic field
• C)change of alignment of a proton in a magnetic field
• D)loss of an electron
• E)molecular vibration

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