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A certain 1.00 L buffer contains 0.600 mol of a base and 0.430 mol of the conjugate acid. The pH is 8.30. What is the pKa fo the conjugate acid?
8.305.568.448.165.84
The heat lost by the boiling water is equal to the heat gained by the room-temperature water. How much heat was transferred in this process
what mass of KO2 in grams is required to react with 8.90-L of CO2 at 22.0 C and 767mm Hg? first calculate the number of moles of CO2 (R=0.08026 L*atoms/ mol*K) find moles of Co2 and mass of KO2 in grams?
Define the wavelength and amplitude of a wave. How are these related to the energy of the wave
Sulfuric acid is a component of acid rain formed when gaseous sulfur dioxide pollutant reacts with gaseous oxygen and liquid water to form aqueous sulfuric acid.
Iron(III) in water reacts with Hydrochloric acid B. Iron(III) in water reacts with Ammonium Hydroxide Then identify the geometry of the iron(III) complex in water and the complex ions produced in the above reactions
Calculate an approximate enthalpy (in kJ) for the reaction of 4.52 g gaseous methanol (CH3OH) in excess molecular oxygen to form gaseous carbon dioxide and gaseous water.
The visual raw meat color was red(outside) and brown(inside) and when mixed with NaNO2 and NaNO3 the color changed to slight maroon and medium brown and pink.
If the density of ocean water at a depth of 10,000 m is 1.071 g/ml and if 29 g of water at that depth contains 184 mg of potassium chloride, what is the molarity of potassium chloride in the sample
Arsenic acid (H3AsO4) is a triprotic acid with Ka1 = 5. 10-3, Ka2 = 8. 10-8, and Ka3 = 6. 10-10. Calculate [H + ], [OH ? ], [H3AsO4], [H2AsO4? ], [HAsO42- ], and [AsO43- ] in a 0.62 M arsenic acid solution.
what is the energy of the alpha particle that decays to the first excited state? You may neglect both relativistic effects and the recoil of the daughter
What is the expected theoretical yeild of aspirin based on exactly 1 g of salicylic acid and 3.50 mL of Acetic Anhydride (Density = 1.082 mL^-1)
A vat contains 2.29 M sulfuric acid solution. How many kg of KOH will be required to react completely with (neutralize) 882 L of the solution?
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