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The solubility of aspirin in ethanol is approximately 40g/100mL at room temperature. If you had a 100% yield how many milliliters of ethanol would you need to dissolve your product for the recrystallization step?
Solid silver nitrate is added to a solution that is 0.0010 M each in NaCl, NaBr, and NaI. For AgI, ksp= 1.5x10^-16, for AgBr, ksp= 3.3x10^-13, and for AgCl, ksp= 1.8x10^-10
It takes 585J of energy to raise the temp of 125.6g mercury from 20.0 degrees C to 53.5 degrees C. Calculate the specific heat capacity and the molar heat capacity of mercury
Calculate the molarity of each of the following solutions. (a) 23.0 g of ethanol (C2H5OH) in 545 mL of solution (b) 15.4 g of sucrose (C12H22O11) in 74.0 mL of solution
The temperature of a reaction was increased from 20 to 40deg.C. You were determining the rate of reaction at each of the 2 temperatures. The second reaction should be faster by how much
Write the condensed and structural formulas, as well as the names for the isomers of C3H5Cl3
This electrophilic addition reaction involves a carbocation intermediate. Protonation of which sp2 hybridized carbon would form the most stable carbocation?
sunlight with a wavelength greater than 240nm. What is the energy available for the dissociation of molecular oxygen at 200nm?
Determine the moles of NaOH b. Determine the moles of HCl c. Calculate the concentration of HCl
Exactly 10.2 mL of water at 31.0 degrees celsius are added to a hot iron skillet. All of the water is converted into steam at 100 celsius. the mass of the pan is 1.05kg and the molar heat capacity of iron is 25.19 J/(molXC).
A voltaic cell is based on a Co2+(aq)|Co(s) half-cell and an AgCl(s)|Ag(s) half-cell. Calculate the standard cell potential.
A container with a removable partition contains gas A and gas B. Gas A is at 400K and 10.0 atm and gas B is at 400K and 4.00 atm. The partition is removed and the gases mix.
Write a detailed, stepwise mechanism for all steps in the addition of HBr to 1-pentene in the presence of peroxide. Show all intermediates and use cuved arrows as appropraite.
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