Multiple ChoiceDetermine the pH of a solution made by dissolving 6.1 g of sodium cyanide, NaCN, in enough water to make a 500.0 mL of solution. (MW of NaCN = 49.01 g/mol). The Ka value of HCN is 4.9 × 10−10.80viewsHas a video solution.
Multiple ChoiceAn unknown weak base has an initial concentration of 0.750 M with a pH of 8.03. Calculate its equilibrium base constant. 71views1commentsHas a video solution.
Textbook QuestionCodeine 1C18H21NO32 is a weak organic base. A 5.0 * 10-3M solution of codeine has a pH of 9.95. Calculate the value of Kb for this substance. What is the pKb for this base?1711views1rankHas a video solution.
Textbook QuestionMorphine is a weak base. A 0.150 M solution of morphine has a pH of 10.7. What is Kb for morphine?2694viewsHas a video solution.