The base constant for ammonia, NH3, is Kb = 1.8 x 10-5. A solution was made up with ammonium chloride so that (NH4Cl] = 0.250 M and ammonium ion is a weak acid. What will be the pH of this solution? (The chloride ion is a spectator ion; it is the conjugate base of a strong acid, and so it has no acidic or basic contribution to the solution pH.)

Q: What is the pH of a solution prepared by dissolving 1.00 g of the weak acid HA (molar mass = 138.95…

A: pH of solution can be found using the henderson-hesselbech equation.

Q: What is the pH of a solution prepared by dissolving 1.00 g of the weak acid HA (molar mass = 138.95…

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Q: 2), 3), 4)

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A: This is a basic buffer solution. A buffer resist the change in PH of the solution.

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Q: If a buffer solution is 0.410 M in a weak acid (K, = 5.9 x 10-6) and 0.210 M in its conjugate base,…

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Q: What is the concentration of hydroxide ion in a 0.19 M aqueous solution of hydroxylamine, NH2OH?…

A: hydroxylamine is a weak base. Hence it will dissociate partially as per the reaction NH2OH (aq) +…

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Q: 1 out of Calculate the pH of a 0.40M solution of sodium acetate (NaCH,COO) given that the K, of…

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Q: 2. If you make a solution by mixing 25.mL of 0.50 M acetic acid (CH3COOH) and 25 mL of 0.30 M sodium…

A: Given,  [CH3COOH] = 0.50 M  Volume of CH3COOH = 25 mL  [CH3COONa] = 0.30 M  Volume of CH3COONa = 25…

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A: Answer: The mixture of acid HA and its conjugate base XA will be a buffer solution.

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A: this solutions form a basic buffer solution.

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A: Given data,Ka=4.52×10-5Molarity of HA=0.35

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Q: 1) Calculate the pH of a solution prepared by dissolving 1.60 g of sodium acetate, CH3COONa, in 64.0…

A: Given; The given mass of CH3COONa, (W)  = 1.6 g. The molar mass of CH3COONa, (M) = 82.0343 g/mol.…

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Q: What is the pOH of a solution prepared by diluting 50ml of 0.06M HCl with 20ml of distilled water?

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