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An incident x-ray photon of wavelength 0.0900 nm is scattered in the backward direction from a free electron that is ini- tially at rest.What is the kinetic energy of the electron after the photon is scattered?
The flask was then shaken until the solution was uniform. A 60.0 mL sample of this glucose solution was diluted to 0.500 L. How many grams of glucose are in 100. mL of the final solution?
Write the Equation for the dissolution of Sr2NO3 in water. How many moles of strontium ions and nitrate ions are produced by dissolving 0.5 mol of strontium nitrate?
A 10.00 mL aliquot of weak base is titrated with HCl. The equivalence point is reached after 17.21 mL of 0.4332 M HCl has been added. The pH is equal to 10.03 after 5.00 mL of HCl was added. Determine
The complex cis-[PdCl2Br2]2- is planar. How many vibrational modes will this species exhibit? What can be said about the infrared and Raman spectra of this species
The pKas of the groups are 2.0, 4.4, and 8.9, respectively. A biochemist has 100 mL of a 0.1 M solution of this compound at a pH of 9. She adds 70 mL of 0.1 M HCl. What will be the pH of the solution after addition of the HCl?
At a particular temperature the equilibrium constant for the reaction: H2(g) + F2(g) ? 2HF(g) is K = 36.0. A reaction mixture in a 10.00-L flask contains 0.42 moles each of hydrogen and fluorine gases plus 0.15 moles of HF.
The mass of a golf ball is 45.9 G . If it leaves the tee with a speed of 65.0 M/S, what is its corresponding wavelength
You have 75.0 mL of a 2.50 M solution of Na2CrO4(aq). You also have 125 mL of a 1.52 M solution of AgNO3(aq). Calculate the concentration of CrO4 2- after the two solutions are mixed together.
If the heat of combustion for a specific compound is -1390.0 kJ/mol and its molar mass is 61.39 g/mol, how many grams of this compound must you burn to release 821.90 kJ of heat.
solid NaI is slowly added to a solution that is 0.010 M in Cu+ and 0.010 M in Ag+. which compound will begin to precipitate first?
107X with abundance 54.34% and isotopic mass 106.9051 amu and 109X with isotopic mass 108.9048 amu. Use the given information to calculate the atomic mass of the element X to an accuracy of .001%
Plot 1/V(1/2) versus diameter for each ring. Utilizing the value of the slope to compute the plane of separation, d, that corresponds to each ring
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