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Give an example of a ketone which will produce a positive iodoform test and another ketone w/ the same # of carbon atoms that will test negatively. Draw the structures.
All of the following substances can function both as bronsted acids and bases except: HPO4 2-, PO4 3-, H2O
19mg of 9-fluorenone is dissolved in 5ml of diethyl ether. the resulting organic solution is extracted with 10ml of
Acetic acid, CH3COOH, is a weak monoprotic acid (pKa=4.74 at 25oC). What is the pH of 0.191 mol/L CH3COOH(aq) at 25oC
Explain how a calibration curve could be used to determine an unknown quantity
How much dry solute would you take to prepare each of the following solutions from the dry solute and the solvent?
A 2.5L bottle of concentrated sulfuric acid H2SO4 (16M) falls and breaks on the floor. What mass of NaHCO3 would be required to neutralize this acid spill through the following reaction HCO3 + H => H2O +CO2
The equilibrium constant for the reaction of bromine with chlorine to form bromine monochloride is 58.0 at some temperature. Br2(g) + Cl2(g) ! 2 BrCl(g) What is the value of the equilibrium constant for the following reaction?
Find the formula of a compound using stoichiometry and ideal gas equation and Deduce from these data the corresponding equation and write formulas for the oxide and sulfate of M .
Nalorphine (C19H21NO3), a relative morphine, is used to combat withdrawl symptoms in narcotics users. How many grams of a 0.0036 molality aqueous solution of nalorphine are needed to obtain a dose of 2.51mg
A piece of metal with a mass of 151 g is placed in a 50 mL graduated cylinder. The water level rises from 20. mL to 35 mL. What is the density of the metal?
What is the amount of ammonia (as nitrogen) needed to sustain 1 gram/L of cells in an engineered bioreactor b. What is the amount of phosphorus needed to sustain the same concentration of cells in the reactor?
56g of metal carbonate containing the unknown metal m was heatedto give the metal oxide and co2 according to
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