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Using phosphoric acid, what concentrations are needed to give a pH of 8.80 solution with an ionic strength of 0.100 M?[H2PO4] = [HPO4^-2] =

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Related questions

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b) What is the pH of a solution with [H2CO3] = 0.0343 M and[HCO3] = 0.0157 M?

c) Using acetic acid, what concentrations are needed to give apH 4.18 solution with an ionic strength of 0.500 M?

d) Using phosphoric acid, what concentrations are needed to givea pH 8.80 solution with an ionic strength of 0.100 M?

Phosphoric Acid, H3PO4(aq) is a triprotic acid, meaning that one molecule of the acid has three acidic protons. Estimate the pH and the concentrations(M) of all species in a 0.300 M phosphoric acid solution.

pKa1= 2.16 pKa2=7.21 pKa3=12.32

[H3PO4]=

[H2PO4-]=

[HPO4^2-]=

[PO4^3-]

[H+]=

[OH-]=

pH=

Phosphoric acid, H3PO4(aq), is a triproticacid, meaning that one molecule of the acid has three acidicprotons. Estimate the pH, and the concentrations of all species ina 0.400 M phosphoric acid solution.


pKa1=2.16

pKa2=7.21

pKa3=12.32



[H3PO4]= ____ M


[H2PO4-] = _____ M


[HPO4 2-] = _____ M


[PO4 3-] = _____ M



[H+] = _____ M


[OH-] = ____ M


pH = ______

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