The Ka values of H3PO4 are shown below. Ka1 7.5

The Ka values of H3PO4 are shown below.Ka1 7.5 10-3 Ka2 6.2 10-8 Ka3 4.8 10-13 What is the pH of a 0.19 M solution of NaH2PO4?
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2. asked by Chem Confused
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The Ka values of H3PO4 are shown below.Ka1 7.5 10-3 Ka2 6.2 10-8 Ka3 4.8 10-13 What is the pH of a 0.19 M solution of NaH2PO4?
1. 2 answers
2. asked by Chris
3. 1,536 views
What is the chemical equation that describes the complete neutralization of H3PO4 by NaOH?A. H3PO4 + 2NaOH Na2HPO4 + 2H2O B.
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2. asked by erika
3. 2,496 views
2 KOH(l) + H3PO4(l) --> K2HPO4(l) + 2 H2O(l)a) How many mL of 0.450M KOH is needed to react with 60.0mL of 0.250M H3PO4? a)
1. 1 answer
2. asked by Shine bright shine far
3. 1,094 views
2 KOH(l) + H3PO4(l) --> K2HPO4(l) + 2 H2O(l)a) How many mL of 0.450M KOH is needed to react with 60.0mL of 0.250M H3PO4? a)
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2. asked by Lauren
3. 1,784 views
Draw the pH-titration curve for the following, label x and y axes accordingly.10 mL of 0.1M H3PO4 with 0.1 M NaOH (Logk values =
1. 1 answer
2. asked by Joshua
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A phosphate buffer solution contain 0.08 M K2HPO4 and 0.12 M KH2PO4. pKa values for H3PO4 are 2, 6.8, and 12.2. Calculate the
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2. asked by James Alonso
3. 1,542 views
a 10.0mL sample of an unknown H3PO4 solution requirs 112mL of 0.100 M KOH to completely react with the H3PO4. What was the
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2. asked by Monique
3. 4,607 views
A 11.0-mL sample of an unknown H3PO4 solution requires 116mL of 0.140 KOH to completely react with the H3PO4.What was the
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2. asked by April
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The neutralization of H3PO4 with KOH is exothermic.H3PO4(aq) + 3KOH(aq) -> 3H2O(l) +K3PO4(aq) +173.2KJ 70.0 mL of 0.207 M H3PO4
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2. asked by Sally
3. 4,849 views