- The names and symbols that chemists use for elements and compounds
- Properties of electrons, protons, and neutrons-the fundamental particles of all matter
- The organization of the periodic table based on the arrangement of electrons in the elements
- The use of inductively coupled plasma optical emission spectroscopy (ICP-OES) to elucidate the composition of metals
- The use of ICP-OES and X-ray fluorescence (XRF) spectrometry to identify the presence of trace metals
- The detection of gunshot residue (GSR) by atomic absorption spectrophotometry (AAS) and by scanning electron microscopy (SEM) with energy-dispersive X-ray (EDX)
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