Calculate the number of moles Na2C2O4 used in each of the three samples. Calculate the concentration of potassium permanganate in the standard solution for each of the three titrations you performed. Average the titration results and determine the concentration of Permanganate in the Standard Solution

Q: (a)Write the equilibrium expression for the following reaction: Co^2+ (aq) + 3 NH3(aq) Co(NH3)3^2 +…

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Q: Given the equation Ag*(aq) + 2 NH3 (aq) → [Ag(NH3),]*(aq) K = 2.00 × 107 determine the concentration…

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Q: (a) (b) The formation constant, Kf, of Ni(CN)2(aq) Ni2+ (aq) + 4 CN- (aq) = Ni(CN)2(aq) is 2.1 x…

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Q: Calculate the change in pH that results from adding 0.160 mol NaNO2 to 1.00 L of

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Q: Solve for the pH of a 0.22 M AlCl3 (aq) solution. Ka of Al3+ is 1.2 × 10–5.

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Q: 3.) A 15.00 mL sample of 0.250M formic acid (HCOOH, Ka - 1.8 x 104) is titrated with 0.300 M sodium…

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Q: Among the solubility rules previously discussed is the statement: Carbonates, phosphates, borates,…

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