Formulas 0.0 / 5 ? ChemistryChemical FormulasGCSEOCR Created by: Em CCreated on: 15-05-16 07:33 Hydrogen H2 1 of 10 Oxygen O2 2 of 10 Carbon monoxide CO 3 of 10 Hydrochloric acid HCl 4 of 10 Calcium chloride CaCl2 5 of 10 Magnesium chloride MgCl2 6 of 10 Sodium carbonate Na2CO3 7 of 10 Calcium carbonate CaCO3 8 of 10 Sulfuric acid H2SO4 9 of 10 Magnesium sulfate MgSO4 10 of 10
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