H, Hydrogen, Sulfur, Magnesium, Chlorine, He, Sodium, Beryllium, Chlorine, Helium, Li, Nitrogen, Neon, Hydrogen, Lithium, Be, Beryllium, Carbon, Fluorine, Hydrogen, B, Boron, Beryllium, Sulfur, Oxygen, C, Calcium, Carbon, Neon, Fluorine, N, Nitrogen, Helium, Sodium, Oxygen, O, Lithium, Oxygen, Beryllium, Aluminum, F, Argon, Boron, Sodium, Fluorine, Ne, Nitrogen, Sulfur, Potassium, Neon, Na, Sodium, Nitrogen, Lithium, Phosphorus, Mg, Magnesium, Argon, Beryllium, Silicon, Al, Aluminum, Nitrogen, Fluorine, Helium, Si, Silicon, Calcium, Magnesium, Chlorine, P, Aluminum, Lithium, Phosphorus, Magnesium, S, Sodium, Aluminum, Lithium, Sulfur, Cl, Chlorine, Beryllium, Silicon, Sulfur, Ar, Sodium, Sulfur, Fluorine, Argon, K, Argon, Calcium, Sodium, Potassium, Ca, Neon, Calcium, Oxygen, Potassium

elements - match up!

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