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Acetone, CH3COCH3, is a nonelectrolyte; hypochlorous acid, HClO, is a weak electrolyte; and ammonium chloride, NH4Cl, is a strong electrolyte.
(a). What are the solute particles present in aqueous solutions of each compound?
(b). If 0.1 mol of each compound is dissolved in solution, which one contains 0.2 mol of solute particles, which contains 0.1 mol of solute particles, and which contains somewhere between 0.1 and 0.2 mol of solute particles?
calculate the standard reduction potential of Joaquium. Write reaction in cell notation form.
derive the relation between the critical constants and the dieterici equation parameters. show that zc 2e-2 and derive
If the heat capacity of the calorimeter itself (not including the internal water) is 20.4 J/°C and the final temperature of the calorimeter and water bath is 23.3 °C, what is the enthalpy of combustion of the new compound?
The pKb values for the dibasic base B are pKb1 = 2.1 and pKb2 = 7.8. Calculate the pH at each of the following points in the titration of 50.0 mL of a 0.75 M B(aq) with 0.75 M HCl(aq).
Calculate the solubility of N2 gas in water if the pressure of N2 gas over the solution is 6.00atm. Express the answer numerically to three significant figures.
45.0g og magnesium carbonate is added to water to prepare a 250.0mlsolution. 15.0ml of this solution has 50.0ml of
NaOH solution is used to determine the amount of Mg(OH)2 in a sample of milk of magnesia, (molairty of NaOH is 1.172M). A 10.0 gram sample of milk of magnesia is required with 8.00 mL of 6.00 M HCl.
given that the length of the edge of a unit cell is 383 pm, determine the density of iridium in g/cm3.
Tartaric acid is dissolved into distilled water and then diaminocyclohexane is added. What sort of reaction is taking place between tartaric acid and a-methylbenzylamine
Calculate the change in internal energy, (Delta E) for the reaction. What is the enthalpy of formation per mole of product for the reaction
The Ksp for BaF2 is 2.4 x 10-5. When 10 mL of 0.01 M NaF is mixed with 10 mL of 0.01 M Ba(NO3)2, will a precipitate form
Calculate the pKa of the second ionizable group of Z.
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