Calculate the pH of a solution that contains 3.9 x 10-4 M H3O+ at 25°C. 4.59 3.41 10.59 9.41 0.59

Consider the following data on some weak acids and weak bases: formula hydrocyanic acid HCN hypochlorous acid HCIO name acid 01 M Nacio 0.1 MC₂NHBr 0.1 KBr 0.1 MKCN solution 49 10 10 3.0 10 Use this data to rank the following solutions in order of increasing pH. In other words, select a 'I' next to the solution that will have the lowest pH, a 2 next to the solution that will have the next lowest pH, and so on. PH choose one 8 choose one choose one 8 those base 3 K₂ formula pyridine CHN 17-10 ammonia NH, 18×105 name 腰国语。

The pH of a 0.92M solution of hypobromous acid (HBRO) is measured to be 4.34. Calculate the acid dissociation constant K, of hypobromous acid. Round your answer to 2 significant digits. K %3D a x10 Canti 2021 McGraw Hill LLC.

Calculate the pH of a 0.085 M solution of acetic acid, HC2H302. (ka=1.9x10-5) HC2H302 - H* + C2H3O2 a .001 b 11 1.6 O d 2.9