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Complete the mechanism for the base-catalyzed racemization of the chiral ketone below by adding any missing atoms, bonds (wedge/dash, too), charges, nonbonding electrons, and curved arrows (forward reaction only).
calculate the moles of CO2 you would theoretically expect from 0.253 grams of an alka-seltzer tablet at 721. torr and 291. K.
determine the structures of Compounds A, B, C, D, and E. Show calculations. Support all of your structure determinations.
NaOH required for titration of 10 mL of monoprotic acid solution. What was the original concentration of acid? What was the original pH of acid solution if its pKa is 5.3?
Which salt is most soluble in water? chromium (III) nitrate, silver iodide, barium phosphate, or calcium carbonate.
b. Would the pH increases or decreases if the solution is disturbed by adding HBr?
the pH of the solution is 9.15. After adding 16.55 mL of hydrochloric acid to your sample, the pH is 8.78. Calculate the first derivative of the function of the pH of your solution with respect to the volume of titrant added
What volume of N2O, collected over water, at a total pressure of 94kpa and 22 Celcius, can be produced from 2.6g of NH4NO3.
If 80 {rm J} of heat are added to a pure gold coin with a mass of 13 {rm g}, what is its temperature change? Specific heat capacity of gold is 0.128 rm J/g ^circ C.
Determine how many milliliters of this solution should you dilute to make 100.0mL of 0.250M Ammonia(NH3)?
Why did we acquire all spectra without rotationg the sample? 3) Why are Na-23 peaks shifted to lower ppm values when sodium is encapsulated by 18-crown-6 ether
calculate the pH of 50 ml of .15 M HCHO2 with 75 mL of .13 M NaCHO2
Can someone please provide both a CNMR and HNMR interpretation table for secbutylbenzene WITH labeled structures for each?
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