= O ACIDS AND BASES Calculating the composition of a buffer of a given pH A chemistry graduate student is given 300. mL of a 1.20M diethylamine ((C₂H), NH) solution. Diethylamine is a weak base with K=1.3 x 10³. What mass of (C₂H₂)₂NH₂Cl should the student dissolve in the (C₂H₂), NH solution to turn it into a buffer with pH = 10.75? 03/5 You may assume that the volume of the solution doesn't change when the (C₂H₂)₂NH₂Cl is dissolved in it. Be sure your answer has a unit symbol, and round it to 2 significant digits. 0 X Lara V Ind alo
= O ACIDS AND BASES Calculating the composition of a buffer of a given pH A chemistry graduate student is given 300. mL of a 1.20M diethylamine ((C₂H), NH) solution. Diethylamine is a weak base with K=1.3 x 10³. What mass of (C₂H₂)₂NH₂Cl should the student dissolve in the (C₂H₂), NH solution to turn it into a buffer with pH = 10.75? 03/5 You may assume that the volume of the solution doesn't change when the (C₂H₂)₂NH₂Cl is dissolved in it. Be sure your answer has a unit symbol, and round it to 2 significant digits. 0 X Lara V Ind alo
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Calculating the composition of a buffer of a given pH
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A chemistry graduate student is given 300. mL of a 1.20M diethylamine ((C₂H₂)₂NH) solution. Diethylamine is a weak base with K=1.3 x 10³. What mass
of (C₂H₂), NH₂Cl should the student dissolve in the (C₂H₂), NH solution to turn it into a buffer with pH = 10.75?
Slide 2 of 105
You may assume that the volume of the solution doesn't change when the (C₂H₂)₂NH₂Cl is dissolved in it. Be sure your answer has a unit symbol, and round
it to 2 significant digits.
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