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The molar solubility of lead sulfide, PbS, is a 0.213 M ammonium sulfide solution is? The Ksp for PbS = 3.2 x 10^-28.
A gas sample heated in a cylinder uses 650kJ of heat. A piston that compresses the gas does 800kJ of work. What is the change in internal energy of the gas during this process
FInd the equation for the radial distribution function for the 4p orbital and calculate the position of the radial node(s) in a0 units.
Write lewis structures for each of the following species. Use expanded octects as necessary.
What mass of barium sulfate can be produced when 100.0 ml of a 0.100 M solution of barium chloride is mixed with 100.0 ml of a 0.100 M solution of Iron(III) sulfate
What is the percent yield of a reaction in which 216 g phosphorus trichloride reacts with excess water to form 134 g HCl and aqueous phosphorus acid (H3PO3)
Draw the organic product of the following reaction. Butyric acid with SO2Cl and heat as catalysts
The reaction of coal with water at high temperatures produces synthesis gas, which is a mixture of carbon monoxide and hydrogen. Use the bond energies in the table below to estimate the enthalpy of the reaction
In deoxyhemoglobin, Iron atom lies ~0.36 to 0.40 out of the plane of the heme group whereas in oxyhemoglobin it lies of the porphyrine plane. Give reason for this behavious. Talk in terms of coordination number, size and the oxidation state of the..
solution a hydrogen peroxide usually comes commercially as a 30 ww aqueous solution with a density of 1.106 gml.
The base peak in the mass spec of phenylacetic acid indicated that the compound lost a fragemnt that has an m/z= 17. This fragmentation corresponds to the loss of a(n)
A solution is prepared by mixing 50.0 mL of 0.18 M Pb(NO3)2 with 50.0 mL of 1.0 M KCl. Calculate the concentrations of Pb2+ and Cl - at equilibrium. Ksp for PbCl2(s) is 1.6 *10-5.
Determine the number of carbon atoms in the compound. Natural abundances: 12C is 98.93% and 13C is 1.07%
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