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Titanium is prepared by reducing titanium(IV) chloride with molten magnesium. A certain operation reacted 3.54 x 10^4 kg of TiCl4 with 1.13 x 10^4 kg of Mg to obtain 7.91 x 10^3 kg of Ti. The percentage yield was 45.5%. Carbonyl sulfide reacts with sodium hydroxide to produce sodium sulfide and carbon dioxide. Both 31P3- and 35Cl- ions have more protons than electrons.

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