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Find the solubility of Cr(OH)3 in a buffer of pH 11.0 (Ksp of Cr(OH)3 = 6.3 multiplied by 10-31 and Kf of Cr(OH)4- = 8.0 multiplied by 1029.
Write the mass balance equation and charge balance equation for a solution that is 0.1 M FeCl3 and 0.2 M FeCl2
Calculate the work done by the system as a result of the reaction. The atmospheric pressure is 1.0 atm and the temperature 25 C.
For the reaction for the formation of NaClO (below) , if you have 1.23 mol NaOH and 1.47mol Cl2, which is the limiting reactant? How many moles of NaClO could be obtained?
The osmotic pressure of a aqueous solution of a given polymer with mass concentration 0.300 g/mL is 10.0 torr at 298 K. Estimate the molar mass of the polymer.
The molecule iodine monochloride ICl has a diple moment of 1.6 D and a bond length of 2.32 A. What is the effective charge on I in untis of electronic charge e
What is the reaction that happens between methanol and naphthalene? What is the balanced equation
A weak acid, HA has a pKa of 4. In a buffer, the ratio [A-]/[HA] = 10^-2. What is the pH of the solution
The activation energy of a certain reaction is 65.2 kj/molHow many times faster will the reaction occur at 51 degrees C than at 0
Balance the following redox reaction if it occurs in acidic solution. What are the coefficients in front of H+ and Fe^3+ in the balanced reaction? Fe^2+(aq) + MnO4-(aq) yields Fe^3+(aq) + Mn^2+(aq)
which of these ionic solids would have the largest lattice energy?a. naclb. nafc. cabr2d. csie.
A rock contain 3.2 grams of a radioactive isotope, uranium-235, . Determine what was the original amount of uranium-235 in the rock If the rock has undergone 2.75 half lives, and how old is the rock?
What is the wavelength of a photon whose frequency is 3.41*10^14 Hz? been told the correct asnwer is 880 nm however I don't know how to even start this problem
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