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If pure PbI2 is allowed to dissolve in water and produces 5.0 x 10^-3 M I- what value of ksp can be derived?
Important information about Molar concentrations, Calculate the molar concentrations, I-, disulfur octaoxide, disulfur trioxide.
Without doing detailed calculation, arrange the following 0.10 M aqueous solutions in order of increasing pH. Explain your ordering.
formic acid is titrated with 0.50 M sodium hydroxide, calculate the pH before any of the titrant (NaOH solution) is added and after 15.0 mL of the titrant has been added.
What is the percent dissociation of ascorbic acid if the solution has a pH = 5.50 and a pKa = 4.10?
Determine the mass of Al is needed to combine with 3.077 kilo grams of Ammonium per chlorate NH 4 ClO 4 for this reaction? express your answer in units of g
A 250.0-mL sample of ammonia, NH3(g), exerts a pressure of 833 torr at 42.4 C. What mass of ammonia is in the container?
What is the final temperature of the water when equilibrium is reached? (Assume a density of 0.998 (g/mL) for water.)
The valence shell of the element X contains 2 electrons in a 5s subshell. Below that shell, element X has a partially filled 4d subshell. What type of element is X?
If you take a 67.5 mL portion of 1.98 M. NH3 stock solution and dilute it to a total volume of 0.600 L, what will the concentration of the final solution be?
typical industrial electrolysis cells can produce approximately 6kg of F2 in a 24 hours day. At what current (A) are these cells operating for this to be true
Compute the moment of inertia of the molecule in kg m 2 . And also determine the greatest wavelength of the radiation that can excite the molecule into rotation.
determine the freezing-point depression of H2O if 77 g of sucrose (C12H22O11) are dissolved in 400 g of water
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