Determine the ph of the solution that results from mixing
Determine the pH of the solution that results from mixing the 15mlof a strong acid solution, pH = 3.0, with 10ml of a strong base solution, pH 7.2.
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If the concentration of a substrate is changed from 2.46 × 10-3 M to 4.14 × 10-1 M, by what factor does the rate of the reaction change?
A solution which is having 250 mL contain the 50.0 mL acetone and 45.0 mL ethyl alcohol and the remainder water? Determine the % acetone,% ethyl alcohol, and the water in the solution?
A 331 mL container holds 0.146 g of Ne and an unknown amount of Ar at 308 K and a total pressure of 622 mmHg. How can estimate the moles of Ar present.
The vapor pressure of pure benzene (C6H6) is 0.930 atm at a certain temperature. A solution was prepared by dissolving the 10.0 g of a non-dissociating, nonvolatile solute in the 78.11 g of benzene at that temperature.
Determine the vibration frequency, in cm-1, needed to increase the energy of a hydrogen fluoride molecule from the v=5to the v=6 energy level?
Determine the approximate percent ionization of a 0.1 M aqueous HCN solution which also contains the 0.1 M CN¨C; Ka = 6.2¡Á 10¨C10. Explain in detail.
The complexes [Mn(H2O)6]2+, [Fe(H2O06]3+, [MnCl4]2-, and [FeCl4]-all have magnetic moments of nearly 5.92 BM. Discuss what does this tell you about the geometries and electronic structures of these complexes?
Calculate which of the following is paramagnetic, explain your choice, and determine its magnetic moment:
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