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What is the maximum concentration, in mol/L and mg/L, of Cu^2+ and Zn^2+ in a solution that contains both ions if the pH is (a) 10.00, (b) 11.00, (c) 12.00?
Write a balanced net ionic equation to show why the solubility of FeCO3(s) increases in the presence of cyanide ions and calculate the equilibrium constant for this reaction.
Calculate the energy released when a 28.9 gram piece of copper is cooled from its melting point of 1083 degrees C to 25.0 degrees C. The specific heat of copper is .385 J/g degrees C.
A 25.0 g sample of pure iron at 85.0°C is dropped into 75 g of water at 40.0°C. What is the final temperature of water-iron mixture?
Electrochemistry and Solubility, The potential of the cell Bi|Bi2S3(s) |Bi2S3(aq)|Bi is 0.96 V at 25*C. Calculate the solubility of Bi2S3, Assume it is an ideal solution.
A mixture of CO, CO2 and O2 is contained within a 275 mL flask at 0C. If the total pressure is 780 torr, the CO has a partial pressure of 330 torr and the CO2 has a partial pressure of 330 torr, what is the partial pressure of O2?
Use the modified form of the Clausius-Clapeyron equation to estimate the boiling point of water at 24.0 torr pressure
the activation energy for the reaction involved in the souring of raw milk is 75kj. milk will sour in about 8 hours at 21 degrees c. how long will raw milk last in refrigeratior maintained at 5 degrees c? assume rate constant to be inversely propo..
draw a lewis structure for one important resonance form of HAsO4 2-. In clude lone pair electrons and indicate nonzero formal charges
Determine how many milligrams of H 2 O are present in sample If the freezing point of 100.0 grams of sample of 2-methyl-2-propanol =24.59C, (2methyl-2propanol has Kf=4.68Ckg/mol
Calculate the Root Mean Square Speed and its average kinetic energy per molecule of Nitrogen and water vapor
Why is it important to rigorously exclude moisture when performing a Grignard reaction
arrange the folloeing eluents in the increasing order of their euting power; place the least powerful eluent first; dichloromethane, pentane,water, and methonol.
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