How many milliliters of 0.109 M KOH should be added to 54.5 ml of 0.0142 M morpholine to give a pH of 8.92?
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How many milliliters of 0.109 M KOH should be added to 54.5 ml of 0.0142 M...
1. A buffer is prepared using 0.20 mol of H2PO4 and 0.10 mol of HPO42 in 500 mL of solution. Will the buffer capacity be exceeded if 5.6 g of KOH is added to it? What is the pH of the original solution and the pH of the new solution? (Kb 1.6 x 10-7) 2. How many milliliters of 0.113M HBr should be added to 52.2 ml of 0.0134 M morpholine to give a pH of 8? (The pKa of...
Please show step by step, thank you! Calculate how many milliliters of 0.622 M KOH should be added to 4.90 g of MOPS (see the Structures and pKa Values for Common Buffers table) to give a pH of 7.77. 4.0 23.3 XmL
Please show step by step, thank you! Calculate how many milliliters of 0.622 M KOH should be added to 4.90 g of MOPS (see the Structures and pKa Values for Common Buffers table) to give a pH of 7.77. 4.0 23.3 XmL
Calculate the volume, in milliliters, of a 0.390 M KOH solution that should be added to 5.500 g of HEPES (MW = 238.306 g/mol, PK, = 7.56) to give a pH of 7.58. KOH volume = 17
How many milliliters of 1.0 M NaOH should be added to a 100 mL solution containing 12.212g of benzoic acid (F.W. 122.12g ; Ka = 6.28 x 10-5) to get a pH of 4.8?
How many milliliters of 12.0 M HCl should be added to 5.00 x 102 mL of 0.100 M Na2SO3 to produce a pH 7.00 buffer solution. For H2SO3 Ka1 = 1.39 x 10-2 and Ka2 = 6.73 x 10-8.
Calculate the volume, in milliliters, of a 0.490 M KOH solution that should be added to 4.250 g of HEPES (MW = 238.306 g/mol, pKa = 7.56) to give a pH of 7.94. KOH
Please show step by step, thank you! How many milliliters of 0.244 M HNO3 should be added to 214 mL of 0.00668 M 2,2'-bipyridine hydrochloride to give a pH of 4.16? (Assume pka = 4.34 and Kw = 1.01% 10-14) 49 3.9 x mL
How many milliliters of 0.45 M NaOH must be added to 0.434 L of 0.015 M HCl to give a mixture with a pH of 3.00? mL
How many milliliters (3 sig. figs.) of 0.950 M HCl should be added to 1.50 g of glycine amide to give a pH of 7.94?