. For the buffer system, what will be the pH when (a) 15.0 ml of 0.500 M HCl and (b) when 15.0 ml of 0.750 M NaOH is added to the buffer?  Given: • 20.0 ml of 3.00 M sodium bicarbonate = conjugate base in molarity [? −] • 50.0 ML OF 2.00 M carbonic acid = weak acid in molarity [??] • 4.30 × 10−7 ?? of carbonic = ??? (acid-dissociation constant) • Base: (a) 15.0 ml of 0.500 M HCl (b) 15.0 ml of 0.750 M NaOH

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A: The solution is as follows:

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Q: 100.0 mL of 0.120 M ammonium hydroxide (Kb = 1.75 x 10-5); Kw = 1.00 x 10-14) is to be titrated with…

A:

Q: Ammonia is a convenient buffer system in the slightly basic range. (a) What is the pH of a buffer…

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A:

Q: n each of the following questions, assume that there is no volume change when HCl is added to water…

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A: Answer -

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Q: Consider the titration of 36.0 mL of 0.117 M ammonia with 0.0752 M HCl. (See the Acid-Base Table.)…

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Q: 2. A buffer solution is prepared by dissolving 4.7 g of nitrous acid, HNO2 , and 13.8 g of sodium…

A: The solution is as follows:

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