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zinc has a standard reduction potential of -1.36 v for zn(oh)4 2- +2e- yields zn+4oh-. find the formation constant for zn2+ +4oh- yields zn(oh)4 2-
What is the change in internal energy (in J) of a system that absorbs 0.751 kJ of heat from its surroundings and has 0.314 kcal of work done on it
determine the mass of aluminum acetate that can be made if i do this reaction with 125 grams of acetic acid and 275 grams of aluminum hydroxide.
Performing the elimination with potassium tert-butyl alcohol. At what temperature will the reaction mixture begin refluxing?
Describe the processes of fatty acid oxidation and synthesis in animal tissues, pointing out their similarities and differences
Briefly discuss the importance of the principles of solubility and miscibility when choosing extraction solvents
Calculate the molality of each of the following solutions. (a) 13.7 g of sucrose (C12H22O11) in 671 g of water m (b) 7.24 moles of ethylene glycol (C2H6O2) in 3808 g of water
For the reaction 3 C2H2=C6H6 at 25c the standard enthalpy change is -631 kJ and the standard entropy change is -430 J/K
Combustion of 7.20 g of this compound produced 14.4 g of CO2 and 5.89 g of H2O. What is the emperical Formula of the unknown compound?
A coffee-cup calorimeter contains 140.0 g of water at 25.2 *C. A 122.0 g block of copper metal is heated to 100.4 *C by putting it in a beaker of boiling water.
what volume of 0.366M Ni(NO3)2 is required to completely react with 55.8 ml of 0.500M Na2CO3.
Upon combustion, a mole of hydrocarbon formed eight moles of CO2 and eight moles of H2O. Determine the molecular formula of the hydrocarbon and give the blanced combustion reaction.
A solution is prepared by mixing 75.0 mL of 0.030 M BaCl2 and 250. mL of 0.040 M K2SO4. What are the concentrations of barium and sulfate ions in this solution? Assume only SO42- ions (no HSO4-) are present.
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