21. What is the Bronsted acid in the following equation? HBr + H2 O H3 O+ + Br 2
ID: 1012722 • Letter: 2
Question
21. What is the Bronsted acid in the following equation? HBr + H2 O H3 O+ + Br 22. What is the Bronsted base in the following equation? HBr + H2 O H3 O+ + Br 23. What is the conjugate acid in the following equation? HBr + H2 O H3 O+ + Br- 24. What is the conjugate base in the following equation? HBr + H2 O H3 O+ + Br- 25. What is the Bronsted acid HS- + H2OàH2S +OH? 26. What is the Bronsted base of HS- + H2OàH2S +OH? 27. What is the conjugate base of HS- + H2OàH2S +OH? 28. What is the conjugate acid of HS- + H2OàH2S +OH? 29. What is Bronsted acid of HS- + H2OàH2S +OH? 30. What is the Bronsted base of H2PO4- + OH-àHPO42- + H2O? 31. What is the conjugate base of H2PO4- + OH-àHPO42- + H2O? 32. What is the conjugate acid of H2PO4- + OH-àHPO42- + H2O? 33. What is the pH of solution that has a pOH of 12? 34. What si the pOH of a solution that has a pH of 4? 35. When a strong acid reacts with a weak base, the resulting solution will be?
Explanation / Answer
HBr + H2 O H3 O+ + Br-
Bronsted acid Bronsted base conjugate acid conjugate base
Bronsted acid is HBr
22. Bronsted base is H2O
23. conjugate acid is H3O+
24. conjugate base is Br-
25. HS- + H2O-------> H2S + OH-
Bronsted base bronsted acid conjugate acid conjugate base
Bronsted acid is H2O
26. Bronsted base is HS-
28. conjugate base is OH-
29. conjugate acid is H2S
30. H2PO4- + OH- --------->HPO42- + H2O
Bronsted acid Bronsted base conjugate base conjugate acid
3o . Bronsted base is OH-
31. conjugate base is HPO42-
32. conjugate acid is H2O
33. PH = 14-POH
= 14-12 = 2
34. POH = 14-PH
= 14-4 = 10
35. Acidic nature.
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