A buffer is prepared by adding 150mL of KOH 1.00M to 250mL of H2PO4 1.00M. Calculate the moles of HCl that will have to be added to this system to change the pH of the buffer obtained by 0.18 units. (Ka of H2PO4- = 6.3 x 10-8 )
A buffer is prepared by adding 150mL of KOH 1.00M to 250mL of H2PO4 1.00M. Calculate the moles of HCl that will have to be added to this system to change the pH of the buffer obtained by 0.18 units. (Ka of H2PO4- = 6.3 x 10-8 )
Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter14: Equilibria In Acid-base Solutions
Section: Chapter Questions
Problem 11QAP: A buffer is prepared by dissolving 0.0250 mol of sodium nitrite, NaNO2, in 250.0 mL of 0.0410 M...
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A buffer is prepared by adding 150mL of KOH 1.00M to 250mL of H2PO4 1.00M. Calculate the moles of HCl that will have to be added to this system to change the pH of the buffer obtained by 0.18 units. (Ka of H2PO4- = 6.3 x 10-8 )
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