What is the ph of a buffer solution
Question: What is the pH of a buffer solution prepared by mixing 10.0 mL of 0.15 M ammonia and 15.0 mL of 0.20 M ammonium chloride? Assume that the total volume of the solution is 25.0 mL. Kb for ammonia is 1.8 x 10-5.
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The entropy chage for vaporization of Hi at its boiling point is 89.0 J.K-1.mol-1. If the heat of vaporization of HI is 21.2 kJ.mol-1, what is the boiling point of HI?
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What is the pH of a buffer solution prepared by mixing 10.0 mL of 0.15 M ammonia and 15.0 mL of 0.20 M ammonium chloride?
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If 0.015 M NaCl shows conductivity of 12,000 unites, based on "total ion concentration" what conductivity should be observed for 0.015 M K2SO4?
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The solubility of CO2 in water at 25°C and 1 atm is 0.034 mol/L. What is its solubility under atmospheric conditions? (The partial pressure of CO2 in air is 0.0003 atm.) Assume that CO2 obeys Henry's law.
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