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Show the mechanism for each step of the following reaction scheme: 3-methyl-1-pentene in CH2Cl2 treated with HBr, then NaOH, 1/3 mol equivalent of BH3?tHF and then H2O2/NaOH
How many grams of magnesium hydroxide are present in 1.0 L of a saturated solution at room temperature
Protein X contains 16.78% nitrogen. A 0.4100 mL aliquot of protein X solution was digested, and the liberated NH3 was distilled into 10.00 mL of 0.02260 M HCl. Unreacted HCl required 3.07 mL of 0.01960 M NaOH for complete titration.
draw the structure of p-aminobenzoic, and show all importnant resonance structures for this molecule
A compound's 13C NMR spectrum shows a resonance at 176 and 85 ppm. What possible structural subunit does the compound contain
Draw the molecule by placing atoms on the grid and connecting them with bonds. Do not identify the charge on each of these species. Include all lone pairs of electrons.
Sodium atoms(Na) emit light with a wavelength(λ) of 330 nano meters when an electron moves from a state of 4 p orbital to a state of 3 s orbital now you just need to determine the energy difference between the orbitals.
An unknown gas effuses at a rate that is only 0.468 times that of O2 at the same temperature. What is the molar mass of the unknown gas
Calculate the concentrations of total acetate ion for the 7 solutions below, prepared by mixing the specified volumes of .75 M acetic acid with .75 M sodium acetate
Sugar (C6H12o6) combusts and releases 246.8 kJ what is the complete chemical reaction? What is the enthalpy of the reaction
The enthalpy change for the reaction below at 25oC is -1,850 kJ (per mole of C9H20). What is the internal energy change for the reaction at 25oC
We electrolyze a solution containing M2O7(3-) for 43.30 hr using a current of 2.685 amp to isolate M(s), which has an atomic weight of 215.22. How many grams of M(s) will be produced if we operate the system at 100% efficiency
What is the fractional conversion of ethane. What is the production rate of ethanol
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