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Describe the characteristic IR absorption frequencies in cm -1 that would allow you to distinguish between the following pair of compounds. HOCH2CH2CHO and CH3CH2CO2H
The oxidation half and the reduction half of a voltaic cell are made of the same electrodes and the same electrolyte. The concentration of electrolyte is different in each compartment.
Explain which element has higher ionization energy, Be or B. Start by comparing thier energy level diagram?
If an aluminum nitrate solution is added to a sodium fluoride solution the following equilibrium will be reached: Al3+(aq) + 6 F-(aq) mc035-1.jpg AlF63-(aq) For this equilibrium, K = 5.0 ´1023
Assuming that the deformation is completely elastic, compute the amount of stress that is put on the nickel 200 alloy. Use values of Yield Stress, Ultimate Tensile Strength, Coefficient of Thermal Expansion and E for nickel 200 alloy.
Why do some scientists have concerns have regarding further increases in bio fuel production. giving chemical reasons explain why is is expensive to manufacture ethanol from cellulose.
a solution is prepared by adding 50.0ml of 0.050m HBr to 150.0ml of 0.10m HI .calculate the concentrations of all species in this solution HBr and HI are both considered strong aicds ?
If 3.5 mol of C3H8 and 14.0 mol O2 are placed in a closed container and they react to completion (until one reactant is completely used up), what compounds will be present in the container after the reaction and how many moles of each compound are..
If, in a certain experiment, over a specific time period, 0.0035 mol PH3 is consumed in a 2.0 L container during each second of reaction, what are the rates of production of P4 and H2 in this experiment?
C2H4(g) + H2O(g) C2H5OH(g) 1 mol C2H4, 1 mol H2O at 355K and 1 bar. Using equilibrium constant approach, calculate the equilibrium extent of reaction and the mole fractions
Calculate the free energy change for translocating a proton out of the mitochondrial matrix, where pH(matrix) = 7.6 pH(cytosol) = 7.2
While 1.22 g of a white solid, supposed of being pure cocaine, a molecular compound, is dissolved in 15.60 g of C6H6 the freezing point is lowered by 1.32 ¬0C. Compute the molar mass of the solid. Kf value for benzene = 5.12C/m.
Physical propoerties and intermolecular forces, What type of intermolecular forces accounts for the following differences in each case?
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