The pKa of an HA acid is 6.00. What would be the pH (to 2 decimal places) of a solution initially containing HA 0.100 mol L-1, NaA 0.100 mol L-1 and HCl 0.020 mol L-1?

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Q: to Holl 2 va bas znotso 6. A solution contains 0.063 g of oxalic acid, H₂C₂O4 2 H₂O, in 250 mL. What…

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Q: 30jud to 28AM 5. Sodium carbonate is a reagent that may be used to standardize acids in the same way…

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Q: A + A C + D NaNH2 NH3 (0) Br NH3 (0) A B

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Q: HO OH Enter the correct IUPAC nomenclature. (1R,4S)-cyclohex-2-ene-1,4-diol Submit Previous Answers…

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Q: A solution is prepared by adding 0.050 mole of Ni(NH3)6 Cl₂ to 0.50 L of 3.5 M NH3. 2+ is Calculate…

A: Volume of solution = 0.5 L Kf = 5.5×108 moles of NH3 = 3.0 M× 0.5 L = 1.5 moles

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Q: Consider the Gibbs energies at 25 ∘C. Substance     Δ?∘f (kJ·mol−1) Ag+(aq)     77.1 Cl−(aq)…

A: Given,  Substance     ΔG°f  (kJ·mol-1 ) Ag+(aq)        77.1 Cl-(aq)     −131.2 AgCl(s)…

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Q: Phosphoryl chloride, POCI3(g), is used in the manufacturing of flame retardants. It is manufactured…

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Q: Consider the reaction A → B with ΔS° = -22.140 J/(K·molrxn) and the reaction B → C with ΔS° = 1.200…

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Q: 3. Given values: Substance: silver (Ag) specific heat capacity (c): 0.233 J/(g.°C) amount (m): 847.4…

A: mass of silver , m = 847.4 gsp. heat of silver , C = 0.233 Jg°CChange in temperature , ∆T = +510.3°C