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What is the molar solubility of Mn(OH)2 in a solution that is buffered at pH 8.00 at 25 °C? The Ksp of Mn(OH)2 (s) is 1.9 x 10â€"13 at 25 °C.
if you have 4 moles of hydrogen gas, how many moles of oxygen gas are needed for complete reaction?
Calculate the pH of each of the following solutions. (a) 0.500 M HONH2 (Kb = 1.1 10-8) (b) 0.500 M HONH3Cl
Draw the major organic product from reaction of 1-butyne with NaNH2, then CH3Br. If no reaction occurs, write ethane, CH3CH3.
If fuel mixtures are required to contain 3.0 oxygen by mass, how many grams MTBE must be present in each 110 gasoline.
Must use heating method and provide complete list of items used as well as the variables. A hypothesis, aim and title will be greatly appreciated.
how many joules are required to melt a 325 degrees Celsius ice cube at 0 degrees Celsius and to warm the liquid to 15 degrees Celsius
Assume that the specific heat of the solution is the same as that of pure water. Calculate delta(H) (in kJ/mol NH4NO3) for the solution proces.
A gas expands and does P-V work on the surroundings equal to 345 J. At the same time, it absorbs 191 J of heat from the surroundings. Calculate the change in energy of the gas.
If 0.02 moles of PbCl2 is added to 500 dm3 of a 0.01 M salt water solution, what is the Qs value and will PbCl2 precipitate?Ksp = 1.6 x 10-5.
Chemical Kinetics - Predict the rate law of a reaction based on the mechanism of the reaction - What is the overall reaction and Predict the rate law based on the mechanism.
Write a balanced equation for each of the two steps of the reaction, namely: (1) the reaction between benzyltriphenylphosphonium chloride and sodium hydroxide
What mass of sucrose should be combined with 493 g of water to make a solution with an osmotic pressure of 9.00 atm at 320 K? (Assume the density of the solution to be equal to the density of the solvent.)
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