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The solubility of acetanilide in your recrystallizing solvent is 5.0 mg per ml at 10 degrees celcius. a) Calculate the maximum percent recovery in this experiment, assuming a 15.0 ml recrystalizing solution is filtered at 10 degrees celcius. b) Calculate the percent recovery of the acetanilide produced in your experiement. c) How do your results compare to the maximum precent recovery?
Calculate the energy of a photon emitted when an electron in a hydrogen atom undergoes a transition
If a solution contains 0.60 mol of OH^-, how many moles of H^+ would be required to reach the equivalence point in a titration?
How would benzephenone move on a TLC compared to an alcohol? and WHY do they move differently.
What volume of CO2 (g) at STP is formed when 6.00 g of cyclopentadiene, C5H6 (g) is fully oxidized
Which of the following substances can act as a Bronsted acid in aqueous solution? (Select all that apply.)
How much limestone in kg is need to completely neutralize a lake containing -- of H2 per liter? 5.0 * 10-3g SO4 5.2 * 10^9-L.
if 4.00 grams of water at an initial temperature of 1.00 degrees c absorbs 33.00 joules of heat by how many degrees c
Draw all products of the reactions of 4-Chloro-2-methyl-pentane with NaCN and AgCN. Identify the reaction mechanisms and draw resonance
a 31.0-g sample of water at 290. k is mixed with 48.0 g water at 340. k. calculate the final temperature of the mixture
What is the change of molar Gibbs energy for the freezing of water at -10C? The vapor pressure of H2O (liquid, -10C) is 286.5Pa. The vapor pressure of H2O (solid, -10C) is 260Pa. At -10C the molar volume of supercooled water
Enough of a monoprotic acid is dissolved in water to produce a 0.0177 M solution. The pH of the resulting solution is 2.65. Calculate the Ka for the acid.
How to do I calculate the pH of original buffer given mass of NaC2H3O2*H2O (FW =136 g/mol) = 3.507 gafter measuring out 8.8 mL of 3.0 M acetic acid to add to the beaker containing the sodium acetate. Then put in 55.6 mL of distilled water with the..
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