Determine the ionization constant of the acid
0.375 g of a monoprotic acid (mm = 245 g/mol) is dissolved in water to produce 25.0 mL of a solution with pH = 3.28. Determine the ionization constant of the acid.
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How do you who that both ZnS and CuS will precipitate at pH8. 2) Show that only CuS will precipitate when (H3O+) = 0.3M.
A particle is moving in a simple harmonic oscillator potential V(x) = (kx^2)/2 x <= 0, but with infinite potential barrier at x = 0 (the paddle ball potential). Calculate the allowed wave functions and corresponding energies.
When a 6.00-g sample of KCN is dissolved in water in a calorimeter that has a total heat capacity of 3.850 kJ·K-1, the temperature decreases by 0.280 K. Calculate the molar heat of solution of KCN.
What would be Trojan's overall net cash flow with regard to the bond over its entire life, from the time they issued it until the time they bought it back? That is, would Trojan give the bondholders more or less total cash than they give Trojan?
Two small plastic spheres each have a mass of 2.0 g and a charge of -50.0 nC. They are placed 2.0 cm apart. What is the magnitude of the electric force between the spheres?
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