Unformatted text preview: nce NaCl SiO2 CaCO3 Solubility in H2O yes no no Reactivity towards HCl no no yes Spring 2007 Step 1. Separating NaCl from a ThreeThree-Component Mixture
NaCl (s) SiO2 (s) CaCO3 (s) H2O NaCl (aq) SiO2 (s) CaCO3 (s) Filtration Filtrate NaCl (aq) Evaporation NaCl (s) Residue SiO2 (s) CaCO3 (s) Spring 2007 Step 2. Separating SiO2 and CaCO3. Recovering SiO2
SiO2 (s) CaCO3 (s) HCl SiO2 (s) CaCl2 (aq) Decanting Liquid CaCl2 (aq) Residue SiO2 (s) CaCO3 (s) + 2 HCl (aq) CaCl2 (aq) + CO2 (g) + H2O (l) Spring 2007 Step 3. Recovering CaCO3
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This note was uploaded on 11/10/2008 for the course CH 204 taught by Professor Leytner during the Spring '08 term at University of Texas.
- Spring '08