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What is Ka for H3PO4(aq) H (aq) H2PO4-(aq)?

Updated: 8/10/2023
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Pullmydreds5050

Lvl 1
8y ago

Best Answer

Since H3PO4 has 3 ionizable hydrogens, it will have three Ka values. Approximate values are
Ka1 = 7x10^-3; Ka2 = 6x10^-8 and Ka3 = 4.5x10^-13

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Wiki User

8y ago
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Anonymous

Lvl 2
1y ago

Ka =[H^+][H2PO4^-]/[H3PO4]-apex

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Wiki User

10y ago

7.1x10-3

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Q: What is Ka for H3PO4(aq) H (aq) H2PO4-(aq)?
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