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Elements & Compounds
Elements & symb.
| Question | Answer |
|---|---|
| sodium | Na |
| hydrogen | H |
| chlorine | Cl |
| nitrogen | N |
| carbon | C |
| calcium | Ca |
| oxygen | O |
| potassium | K |
| magnesium | Mg |
| phosphate | PO4 |
| bicarbonate | HCO3 |
| water | H2O |