what would the resulting pH following addition of .5 moles of sodium hydroxide to 1. mole...
How many moles of sodium hydroxide would have to be added to 125 mL of a 0.402 M hydrocyanic acid solution, in order to prepare a buffer with a pH of 9.500? moles
How many moles of sodium hydroxide would have to be added to 250 mL of a 0.422 M hypochlorous acid solution, in order to prepare a buffer with a pH of 7.360? moles
How many moles of sodium hydroxide would have to be added to 125 mL of a 0.420 M hypochlorous acid solution, in order to prepare a buffer with a pH of 7.590? moles
Using the Henderson-Hasselbalch equation, calculate the pH when 0.5 mole of sodium hydroxide is added to 1 mole of acetic acid. (pKa of acetic acid is 4.76).
How many moles of sodium hydroxide would have to be added to 225 mL of a 0.482 M nitrous acid solution, in order to prepare a buffer with a pH of 3.000? moles Submit Answer How many moles of sodium hydroxide would have to be added to 225 mL of a 0.482 M nitrous acid solution, in order to prepare a buffer with a pH of 3.000? moles Submit Answer
How many moles of sodium hydroxide would have to be added to 150 mL of a 0.374 M hydrocyanic acid solution, in order to prepare a buffer with a pH of 9.220?
A buffer solution contains 0.392 M hydrofluoric acid and 0.357 M potassium fluoride . If 0.0229 moles of sodium hydroxide are added to 125 mL of this buffer, what is the pH of the resulting solution? (Assume that the volume does not change upon adding sodium hydroxide.) pH =
A) How many moles of sodium hydroxide would have to be added to 225 mL of a 0.362 M hydrocyanic acid solution, in order to prepare a buffer with a pH of 9.580? B) An aqueous solution contains 0.383 M nitrous acid. How many mL of 0.287 M sodium hydroxide would have to be added to 250 mL of this solution in order to prepare a buffer with a pH of 3.600? C) An aqueous solution contains 0.313 M ethylamine...
find the pH of the 25C solution resulting from the addition of (1) 10-2 moles of H2A to 1 liter of distilled water and (2) 10-2 moles of Na2A to 1 liter of distilled water. here pKa,1=4 and pKa,2=8.
5.) If 20.0mL of 0.432M hydrochloric acid is combined/mixed with 20.0mL of 0.297M sodium hydroxide, what will the pH of the resulting solution be?