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2) How many grams of NaOH should be mixed with 5.4 g of oxalic acid (H,C.O.) and completed to 100 ml solution with distilled water to prepare a buffer with a pH of 4.80 ? (K,1 = 5.6 x102 and K2 = 5.42x10 for H,CO4: 90.0 g / mol; NaOH: 40 g/ mol)

2) How many grams of NaOH should be mixed with 5.4 g of oxalic acid (H,C.O.) and completed to 100 ml solution with distilled water to prepare a buffer with a pH of 4.80 ? (K,1 = 5.6 x102 and K2 = 5.42x10 for H,CO4: 90.0 g / mol; NaOH: 40 g/ mol)

Chemical Principles in the Laboratory
Chemical Principles in the Laboratory
11th Edition
ISBN:9781305264434
Author:Emil Slowinski, Wayne C. Wolsey, Robert Rossi
Publisher:Emil Slowinski, Wayne C. Wolsey, Robert Rossi
Chapter25: Ph Measurements-buffers And Their Properties
Section: Chapter Questions
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How many grams of NaOH should be mixed with 5.4 g of oxalic acid (H2C2O4) and completed to 100 mL
solution with distilled water to prepare a buffer with a pH of 4.80 ?

2) How many grams of NaOH should be mixed with 5.4 g of oxalic acid (H,C,O,) and completed to 100 mL solution with distilled water to prepare a buffer with a pH of 4.80 ? (K,1 = 5.6 x102 and K2 = 5.42x10 for H2C2O4: 90.0 g / mol; NaOH: 40 g/ mol)
Transcribed Image Text:2) How many grams of NaOH should be mixed with 5.4 g of oxalic acid (H,C,O,) and completed to 100 mL solution with distilled water to prepare a buffer with a pH of 4.80 ? (K,1 = 5.6 x102 and K2 = 5.42x10 for H2C2O4: 90.0 g / mol; NaOH: 40 g/ mol)
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