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Explain if a solution of compound S (MW = 200) w a known ε of 20,000 at λmax of 300 nm gave an absorbance of 1 in 1cm cell, explain how many mg of compound S was present in 1 mL of the analyzed solution?
From the solubility data given, calculate the solubility products for the following compound Ag3PO4, 6.7 x 10^-3 g/L
The molar solubility of calcium phosphate. b) The molar concentration of calcium ions at equilibrium. c) The molar concentration of phosphate ions at equilibrium.
The mixture of saltwater and ice around the ice cream bucket in the ice cream machine is at a temperature of -8.40C. What mass of sodium chloride would be found in 1,477 grams of this solution?
In Breckenridge, Colorado, the typical atmospheric pressure is 514 torr. What is the boiling point of water (ΔHvap = 40.7 kJ/mol) in Breckenridge?
Write out a wave function for a one dimensional free particle with constant probability of finding the particle at amynpoint in one dimension
A gas temperature at 100C occupies a volume of 154 mL. What will the volume be for the same amount of gas at a temperature of 10C, assuming no change in pressure?
Predict whether each of the following oxides is acidic, basic, amphoteric, or neutral: CO2, NO2, Al2O3, CaO.
State whether the following reactions are spontaneous or non spontaneous at low temperature, high temperature or all temperatures
how many possible trisubstituted derivatives c6h3x2y can be obtained from the meta disubstituted benzene c6h4x2? ignore
describe the basic steps involved in gravimetric analysis. how does this procedure help us determine the identity of a
A sample system consists of argon confined in a cylinder with a movable piston. Moving the pistion inward uses 24.9J. 15.6J of heat are produced and dissipated to a surrounding water jacket.
To 1.00 L of a 0.100 M aquoeus solution of the weak base pyridine C5H5N is added 1.00 ml of 14.0 M NaOH. What fraction of the pyridine molecules in the resulting solution react with water to release hydroxide ions? (Kb C5H5N = 1.7 x 10^-9)
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