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Author Question: For the stepwise dissociation of aqueous H3PO4, which of the following is not a conjugate acidbase pair? (Read 106 times)

deesands

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on: Mar 21, 2021

Question 1

For the equilibrium that exists in an aqueous solution of nitrous acid (HNO2, a weak acid), the equilibrium constant expression is:

◦ K =.
◦ K =.
◦ K = [H+][NO2–].
◦ K =.
◦ none of these are correct.

Question 2

For the stepwise dissociation of aqueous H3PO4, which of the following is not a conjugate acid–base pair?

◦ HPO42– and PO43–

◦ H3PO4 and H2PO4–

◦ H2PO4– and HPO42–

◦ H2PO4– and PO43–

◦ H3O+ and H2O
Chemistry: An Atoms First Approach ¦ Zumdahl, DeCoste ¦ 3rd Edition
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Marked as best answer by deesands on Mar 21, 2021

Sammyo

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Reply #1 on: Mar 21, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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deesands

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Reply 2 on: Mar 21, 2021
Excellent

Liamb2179

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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