38. A buffer solution is 0.40 M NH3 and 0.60 M NHACI. Kb for NH3 is 1.8 x 10-5 a) Calculate the pH for the buffer sy...

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38. A buffer solution is 0.40 M NH3 and 0.60 M NHACI. Kb for NH3 is 1.8 x 10-5 a) Calculate the pH for the buffer system. b)

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Answer 1

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39) 4.7442 Kt or NH3 = To Kio-5 pkt = -log (1.68x10-5)= (NH33 = 0.40M сунусор обо м PH= 14- (PRG +log Hure 0.40 = 14-(4.7447 addition of 0.050 moles of tre volt tuz fer = 0.602 no. of mole of NH₃= 0.40xo.ro = 0.24 mole noi o mole og NHUO = 0.50 0.50

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Add Answer to: 38. A buffer solution is 0.40 M NH3 and 0.60 M NHACI. Kb for NH3 is 1.8 x 10-5 a) Calculate the pH for the buffer sy...

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38. A buffer solution is 0.40 M NH3 and 0.60 M NHACI. Kb for NH3 is 1.8 x 10-5 a) Calculate the pH for the buffer sy...