What is pKa? | ChemTalk
What is pKa? | ChemTalk
Mar 24, 2021
chemistrytalk.org
SOLVED: Phosphoric acid, H3PO4, is a triprotic acid. pKa1 = 2.16pKa2 = 7.21pKa3 = 12.32Calculate the pH in a 0.450 M PO43- solution.What assumption did you make to get to that number?What are the concentrations of the other three phosphoric acid species in solution?
SOLVED: Phosphoric acid, H3PO4, is a triprotic acid. pKa1 = 2.16pKa…
Sep 5, 2021
numerade.com
SOLVED: Phosphoric acid (H3PO4) is a triprotic acid with pKa1=2.12, pKa2=7.21, and pKa3=12.32. NaH2PO4 is added to water to give a total concentration of 100 mg/L.(a) Write the mass balance for this solution.(b) Write the charge balance for this solution.(c) Write the proton condition for this solution.(d) Using the algebraic approximation method, calculate the equilibrium pH and the concentration of each chemical species in the solution.
SOLVED: Phosphoric acid (H3PO4) is a triprotic acid with pKa1=2.12, …
Aug 12, 2021
numerade.com
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