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?
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How many milliliters of 0.45 M NaOH must be added to 0.434 L of 0.015 M...
How many milliliters of 1.18 M NaOH must be added to 125 mL of 0.10 M NaH2PO4 to make a buffer solution with a pH of 6.90?
A) How many milliliters of 0.15 M HCl would have to be added to 1.0 L of a buffer containing 0.25 M NH3 and 0.45 M NH4 to make the pH decrease by 0.05 pH unit? The Ka value = 5.6 x 10^-10. B) How many milliliters of the same HCl solution would, if added to 0.204 L of pure water, make the pH decrease by 0.05 pH unit?
How many milliliters of 1.92 M NaOH must be added to 1.00 × 102 mL of 0.16 M NaH2PO4 to make a buffer solution with a pH of 6.50? _____________ml
A. How many grams of ammonium chloride must be added to 0.80 L of 1.7 M ammonia to prepare a pH = 10.29 buffer? B. How many milliliters of 2.9 M HCl must be added to 2.6 L of 0.17 M K2HPO4 to prepare a pH = 7.44 buffer? C. What is the pH of a solution prepared by mixing 24 mL of 0.050 M Ba(OH)2 and 39 mL of 0.44 M KOH? (This is just a mixing problem: simply...
Enter your answer in the provided box. How many milliliters of 1.36 M NaOH must be added to 225 mL of 0.20 M NaH2PO4 to make a buffer solution with a pH of 8.10? mL
Calculate the volume, in milliliters, of 0.170 M NaOH that must be added to 383 mL 0.0543 M 3-(N-Morpholino) propanesulfonic acid (MOPS) to give the solution a pH of 7.55. The pKa of MOPS is 7.18. NaOH volume = 122.33 mL Incorrect
Enter your answer in the provided box. How many milliliters of 1.98 M NaOH must be added to 2.00 x 102mL of 0.20 M NaH,PO, to make a buffer solution with a pH of 6.90? mL 12 and available
Calculate the volume, in milliliters, of 0.170 M NaOH that must be added to 283 mL 0.0509 M 3‑(?‑Morpholino) propanesulfonic acid (MOPS) to give the solution a pH of 7.55. The p?a of MOPS is 7.18.
How many milliliters of 0.210 M BaCl2 must be added to 12.4 mL of 0.418 M Na2SO4 to give complete reaction between their solutes? Volume of Ba2+ solution? One of the solids present in photographic film is silver bromide, AgBr. Suppose we want to prepare AgBr by the following precipitation reaction. 2AgNO3(aq) + CaBr2(aq) → 2AgBr(s) + Ca(NO3)2(aq) How many milliliters of 0.123 M CaBr2 solution must be used to react with the solute in 51.1 mL of 0.160 M...
How many milliliters of 10.0 M HNO3 solution must be added to a 1.0 L buffer that is .01 M acetic acid ( HC2H3O2) and .2M sodium acetate (NaC2H3O2) to bring the pH to 5.6? the pKa of acetic acid is 4.75