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Unformatted text preview: Procedure B: pH of Buffer Solutions PART 1 1. Weigh 3.5g NaC2H3O2(3H2O) and record 2. Add it to 150mL beaker 3. Using 10mL graduated cylinder measure 8.8mL 3.0M acetic acid and add to beaker 4. Measure 55.6mL of distilled water and add to beaker 5. Stir until all sodium acetate has dissolved 6. Measure pH of buffer solution and record 7. Save solution for part 2 PART 2 8. Pour 32mL of buffer solution into another 150mL beaker 9. Label 2 beakers 10.Pipet 1.0mL of 6.0M HCl into beaker 1 11.Mix, measure pH, and record 12.Remember to rinse between pH measurements 13.Pipet 1.0mL of NaOH into beaker 2 14.Mix, measure pH, and record Solution Ion expected to hydrolyze Spectator ion(s) Solutio n Meth yl orang e Meth yl Red Bromo-thymo l Blue Pheno l Red Phenolp h-thalein Alizari n Yellow-R pH [H + ] [OH + ]...
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