Chemistry, 19.10.2020 05:01 khanaamnaa539
Consider the phosphoric acid (H3PO4 )/dihydrogen phosphate ( H2PO−4 ) buffer equilibrium.
H3PO4+H2O↽−−⇀H3O++H2PO−4
Using Le Chatelier's principle, predict how the concentration of each substance changes by the addition of H3O+ .
Does the concentration of H3PO4 increase or decrease when H3O+ is added?
Does the concentration of H2PO−4 increase or decrease when H3O+ is added?
Does the concentration of H3O+ change significantly when H3O+ is added?
Does the pH change significantly when H3O+ is added?
Using Le Chatelier's principle, predict how the concentration of each substance changes by the addition of OH− .
Does the concentration of H3PO4 increase or decrease when OH− is added?
Does the concentration of H2PO−4 increase or decrease when OH− is added?
Does the concentration of H3O+ change significantly when OH− is added?
Does the pH change significantly when OH− is added?
Answers: 3
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Consider the phosphoric acid (H3PO4 )/dihydrogen phosphate ( H2PO−4 ) buffer equilibrium.
H3PO4+H2...
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