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What method will you utilize to remove the organic liquid from the naphthalene? What is the name of the organic liquid being removedand why does this method work?
(chemicals used in this experiment are: Benzoic Acid, 2-Naphthol, Naphthalene, Sodium Sulfate anhydrous, diethyl ether, NaHCO3, NaOH, HCl)
the concentration of co2 in the soda is 0.14M. find the concentration of CO2 in the soda after the bottle is opened, and equilibrates at a partial pressure of 3.0 X 10^-4 atm. The henry's law constant is 3.4 X 10^-2 mol/L atm.
If toluene(density 0.87) were used to extract ethylene bromohydrin (density 2.41) from an aqueous solution.
A professional emergency responder should be concerned about the following routes of radiation exposure for a person on scene and a person downtown?
Concentrated sulfuric acid has a concentration of 18 M. How much concentrated sulfuric acid would be needed to make 255 mL of 1.0 M sulfuric acid?
A pound of coffee beans yields 50 cups of coffee (4 cups = 1 qt). How many milliliters of coffee can be obtained from 5 g of coffee beans?
What are the advantages and disadvantages of animal studies and epidemiological studies for establishing dose-response relationships?
A given mass of radium is over a million times more radioactive than the same mass of uranium
1) How many litres of hydrogen gas will be produced by the decomposition of 90 L of water? (Assume that temperature and pressure are constant) Show ALL work.
Thermodynamic Processes. a volume of 20 cu ft of air at pressure of 50 psig is heated and expanded to 30 cu ft and 40psig find the change in the energy of air in joules.
What amount of Potassium Chloride forms when 5.25 litres of Chloride gas at 0.95 atm and 293 K reacts with17.0 g of Potassium
How many additional mL of 0.0750 M Ca(OH)2 or ).100 M HCl would be required to neutralize the solution?
vessel above eqm is established and at eqm, partial pressure of SO3 and SO2 are same, calculate no. of moles of O2 present at eqm
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