3.1.1.2 Mass number and isotopes
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Last updated 1:47 PM on 9/7/26
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4 Terms
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5 stages of mass spectrometry
Ionise using electron impact or electronspray
Accelerate using magnetic field (to give all ions constant kinetic energy)
Flight/ ion drift
Detected because they generate an electric current in the detector
Analyse data
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What charge of ion does electron impact or electronspray make?
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DEFINITION relative atomic mass
Average of the mass of atom of an element into account naturally occurring isotopes relative to 1/12 the relative atomic mass of an atom of carbon 12
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4 comparable points about electron spray and electron impact
