Heavy metal azides, which are salts of hydrazoic acid, HN3, are used as explosiv

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Heavy metal azides, which are salts of hydrazoic acid, HN3, are used as explosive detonators. A solution of 0.20 M hydrazoic acid has a pH of 3.21. What is the value of Ka for hydrazoic acid? Carbonic acid can be found in a wide variety of body fluids, a) Calculate the hydronium ion concentration of a 5.45 times 10-4 M H2CO3 solution, b) What is the pH of this solution? c) What is the concentration of CO3-2? Trimethylamine, (CH3)3N, is a gas with a fishy, ammonia-like odor. An aqueous solution that is 0.25 M trimethylamine has a pH of 11.63. What is the value of Kb for trimethylamine? Note whether aqueous solutions of each of the following salts will be acidic, basic, or neutral. Which of the following are buffers? A solution containing 0.1 M KN03 and 0.1 M HN03 A solution containing 0.10 M NaNO2 and 0.15 M HNO2 250 mL of a solution that was originally 0.10 M acetic acid and has had 0.5 g KOH added A solution containing 0.10 M Na2C03 and 0.05 M Na3P04

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