(17.2.c.6)
Consider how best to prepare one liter of a buffer solution with
pH = 10.76 using one of the weak acid/conjugate
base systems shown here.
Weak Acid | Conjugate Base | Ka | pKa |
---|---|---|---|
HC2O4- |
C2O42- |
6.4 x 10-5 |
4.19 |
H2PO4- |
HPO42- |
6.2 x 10-8 |
7.21 |
HCO3- |
CO32- |
4.8 x 10-11 |
10.32 |
How many grams of the sodium salt of the weak acid
must be combined with how many grams of the sodium
salt of its conjugate base, to produce 1.00 L of a
buffer that is 1.00 M in the weak base?
grams sodium salt of weak acid =
grams sodium salt of conjugate base =
(17.2.c.6) Consider how best to prepare one liter of a buffer solution with pH = 10.76...
Consider how best to prepare one liter of a buffer solution with pH = 3.36 using one of the weak acid/conjugate base systems shown here. Weak Acid Conjugate Base Ka pKa HC2O4- C2O42- 6.4 x 10-5 4.19 H2PO4- HPO42- 6.2 x 10-8 7.21 HCO3- CO32- 4.8 x 10-11 10.32 How many grams of the sodium salt of the weak acid must be combined with how many grams of the sodium salt of its conjugate base, to produce 1.00 L of...
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Design a buffer that has a pH of 4.77 using one of the weak acid/conjugate base systems shown below. Weak Acid Conjugate Base Ka pKa HC2O4- C2O42- 6.4×10-5 4.19 H2PO4- HPO42- 6.2×10-8 7.21 HCO3- CO32- 4.8×10-11 10.32 How many grams of the potassium salt of the weak acid must be combined with how many grams of the potassium salt of its conjugate base, to produce 1.00 L of a buffer that is 1.00 M in the weak base? grams potassium...
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Design a buffer that has a pH of 10.89 using one of the weak acid/conjugate base systems shown below. Weak Acid Conjugate BaseKp ered C204 HC204 4.19 C2042 6.4 x 10 P HPO,*6.2 x 10 7.21 HC03. CO32 H2PO4 4.8x1011 10.32 How many grams of the potassium salt of the weak acid must be combined with how many grams of the potassium salt of its conjugate base, to produce 1.00 L of a buffer that is 1.00 M in the...
Design a buffer that has a pH of 9.89 using one of the weak acid/conjugate base systems shown below pК, к, Weak Acid Conjugate Base C202 НС-04 4.19 6.4x 10-5 НРО 2- Н.РОД 7.21 6.2 x 10-8 со,2- НСОЗ 4.8 x 10-11 10.32 How many grams of the potassium salt of the weak acid must be combined with how many grams of the potassium salt of its conjugate base, to produce 1.00 L of a buffer that is 1.00 M...
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Autosaved at 10:07 Tutored Practice Problem 17.2.6 CUSTOMERDAGRAD Prepare a buffer by direct addition Close Problem Consider how best to prepare one liter of a buffer solution with pH - 11.11 using one of the weak acid/conjugate base systems shown here. Conjugate Base K P C20,2 Weak Acid HC204 H2PO4 HCO3 K 4.19 7.21 6.4 x 105 6.2 x 10-8 4.8 x 10-11 HPO 2 00,2 10.32 How many grams of the potassium salt of the weak acid must be...
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(17.2.c.7) Consider how to prepare a buffer solution with pH = 7.53 (using one of the weak acid/conjugate base systems shown here) by combining1.00 L of a 0.357-M solution of weak acid with 0.300 M sodium hydroxide. Weak Acid Conjugate Base Ka pKa HNO2 NO2- 4.5 x 10-4 3.35 HClO ClO- 3.5 x 10-8 7.46 HCN CN- 4.0 x 10-10 9.40 How many L of the sodium hydroxide solution would have to be added to the acid solution of your...