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Obtain from a reference work the solubility of silver acetate at 20 degree C. Usually this will be reported in units of grams per 100 mL of water. From this number, calculate the expected solubility product of silver acitate.
Write the half-reactions for the silver-silver chloride and calomel reference electrodes.
The standard molar enthalpy of formation of ClF3 is -405 kJ. 1/2 Cl2(g) + 3/2 F2(g) → ClF3(g)
A 29.0-g sample of water at 260. K is mixed with 51.0 g water at 340. K. Calculate the final temperature of the mixture assuming no heat loss to the surroundings.
How much heat is released when 4.50 g of methane gas is burned CH4 (g) + 2O2(g) -> CO2 (g) + 2H2O(l) H=-890kJ
Atmospheric pressure decreases as altitude increases. In other words, there is more air pushing down on you at sea level, and there is less air pressure pushing down on you when you are on a mountain
Write the balanced reaction for the complete combustion f octane (C8H18) and then determine how many moles of oxygen it would require to burn 240.00 moles of octane? 2 350.00 grams of octane?
What is the first step in the reaction sequence of Aldol reactions under basic conditions? a. Removal of the aldehyde proton b. Removal of an alpha proton to form the enolate
3.00×10-3 mol of HBr is dissolved in water to make 17.0 L of solution. What is the concentration of hydroxide ions, OH-, in this solution?
A 200. mL air sample collected at 35°C has a pressure of 550. torr. What pressure will the air exert if it is allowed to expand to 425 mL at 48°C?
Determine why the 2s and 2p orbitals on Hydrogen are degenerate and they are not in the case of Lithium and calculate Kp at 5 degrees and enter your answer in scientific notation if delta H rxn= -128 kj/mol CH 3 OH,?
Brass is a copper and zinc alloy containing 31.8% zinc by mass and having a density of 8.73 {\rm \frac{g}{cm^3}}. A fitting composed of common brass has a total volume of 335.6 {\rm cm^3}
Calculate the pH at the equivalence point for the titration of a solution containing 1250.0 mg of hilariamine (MW = 104.75 g/mol, Kb = 7.1×10-4) with 0.1000MHCl solution.
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