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Elemental analysis of a 3.52 mg sample of unknown hydrocarbon shows that it contains 3.01406 mg of carbon. If the molecular formula is C7Hx, what is the value of x?
What purpose does Acetic Acid serve in the hypochlorite oxidation of cyclohexanol? What advantages does the hypochlorite oxidation offer over conventional methods such as chromium oxidation?
to calculate the number of molecules of a gas using ideal gas law and avogadros number.ozone molecules in the
Starting from the ideal gas equation, show how you can calculate the molar mass of a gas from knowledge of its density.
If one mole of ethane gas (C2H6) is burned in oxygen to CO2(g) and H2O(l), with the simultaneous release of 1560 kJ at standard state conditions, what is the value of delta H, for C2H6
The boiling point of another member of this homologous series was found to be 309 . What is the likely molecular formula for this compound
the anesthetic procaine hydrochloride is often used to deaden pain during dental surgery. the compound is packaged as a 10.% solution (by mass; d= 1.0 g/mL) in water. IF your dentist injects 0.50 mL of the solution, what mass of procaine hydrochlo..
calculate the work if the gas is now re-compressed to 2liter by reapplying the 8bar of pressure. assume that the process is carried out reversibly and isothermally
Could you please explain to me the purpose and what's happening when we add the MTBE and then the NaHCO3? I know it has to do something with getting rid of carboxylic acid? and then getting rid of water
Potassium hydroxide is used to precipitate each of the cations from their respective solution. Determine the minimum concentration of {\rm KOH} required for precipitation to begin in each case.
how many coloumbs are required to plate a layer of cr metal .25m thick on an autobumper with total area of .32m2 from a
Determine the exact formula of the compound. When 9.64x10-4 moles of this complex is dissolved into 425.0 mL of the water, you find that 19.22 mL of 0.1000 M HCl is needed to reach a titration endpoint
if it took 18.72 (+ and - 0.05) ml of the base to reach the equivalence point. what was the concentration of unknown acid? 2) what is the uncertainity associated with this determination?
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