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(a) Why is the concentration of undissolved solid not explicitl included in the expression for the solubility-product constant?
(b) Write the expression for the solubility-product constant for each of the following strong electrolytes: AgI, SrSO4, Fe(OH)2, and Hg2Br2.
Ethanol has {rm mp} = -114.5 ^circ {rm C}, {rm bp} = 78.4 ^circ {rm C} , Delta H_{rm vap} = 38.56 {rm kJ/mol} and Delta H_{rm fusion} = 4.60 {rm kJ/mol}. The molar heat capacity is 113 {rm J / left( K cdot mol right)} for the liquid and 65.7 {rm J..
What is the pH of a solution that is 0.10 M CH3NH2 (methylamine) and 0.15 M methylammonium chloride
Starting with benzene, outline a synthesis of each of the following (many of the answers will require more than one step): 1-phenylcyclopentene, trans-2-phenylcyclopentanol
Draw the initiation step, one propagation step, and the disproportionation-termination step for the chain-growth polymerization of vinylidene difluoride (1,1-difluoroethene).
Determine the enthalpy change for the combustion of ammonium nitrate(NH4NO3)with decane (C10H22) in oxygen. Hf for C10H22= -249.7 kJ/mol
When 75.0 mL of a 0.100 M lead (II) nitrate solution is mixed with 100.0 ml of a 0.190 M potassium Iodide solution, a yellow-orange precipitate of lead (II) iodide is formed.
How much heat is required to warm 225 g of ice from -44.7°C to 0.0°C, melt the ice, warm the water from 0.0°C to 100.0°C, boil the water, and heat the steam to 173.0°C?
Using Hess' Law, calculate the enthalpy of formation for C3H8(g) using the following thermodynamic data. C(s) + O2(g) ----> CO2(g) delta H =-393.5 kj/mol
A compound A (C22H27NO) is insoluble in acid and base but reacts with concentrated aqueous HCl and heat to give a clear aqueous solution from which, on cooling, benzoic acid precipitates. When the supernatant solution is made basic, a liquid B sep..
What is the initial sulfur dioxide concentration (in mol/L or M)?
A sample of pure (1 chloroethyl) benzene had a specific rotation of 87.2 degrees, while pure R 1 chloro-1-phenyl ethane has a specific rotation of -109 degrees. This sample was reacted with excess ammonia in diethyl ether at 0 c.
An ideal gas mixture contains 35% helium, 20% methane, and 45% nitrogen (by volume) at 2.00 atm absolute and 90 ?C. Calculate: (a) The partial pressure of each component.
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