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Question- What is the purpose of the hexane in the halogen displacement? Into which layer water or hexane would the following species reside? Cl-, I2, Cl2, Br-, I-, Br2
Please illustrate work if possible thanks
What wavelength is expected for light composed of photons produced by an n=3 to n=1 transition in a hydrogen atom
Assume 6.9 g of sulfuric acid is mixed with 3.92g of sodium hydroxide. Compute the maximum mass of sodium sulfate that could be produced by the chemical reaction.
When 0.100 g of graphite is burned completely in a bomb calorimeter (heat capacity = 3.344 kJ/C), containing 3000 g of water, a temperature rise of 0.21C is observed. What is deltaE for the combustion of graphite. The specific heat of liquid wa..
draw an electron-dot structure for acetonitrile, c2h3n, which contains a carbon-nitrogen triple bond. how many electrons does the nitrogen atom have in its outer shell? how many are bonding, and how many are nonbonding
Express your answers using two significant figures. Enter your answers numerically separated by commas. [HCO2H], [HCO?2], [H3O+], [OH?] = Part C Also calculate the percent dissociation. Express your answer using two significant figures.
Dinitrogen monoxide is still used as a general anesthetic. The Henry's law constant for the solubility of N2O in water is 2.5 x 10^ -2 mol/L x atm. What is the molar solubility of N20 in water if the partial pressure of N2O is 1500 mm Hg
why do we use water as diluent in preparing control and blank samples? are there any better blank sample than water?
How much energy is required to completely vaporize a gallon jug of ice (128g) at 0C in 10 seconds? (in kilojoules)
the limiting current of lead in an unknown solutions is 5.60mua. one ml of a 1.00 x 10-3m lead solution is added to
what starting material are needed to prepare the following compound using malonic ester synthesis
Define A hemoglobin subchain contains 146 amino acids. Explain how many DNA base pairs are required to code for all the amino acids in the subchain
How much limestone (CaCO3) in kg would be required to completely neutralize a 5.2 x 10^9 L lake containing 5.0 x 10^-3 g of H2SO4 per liter?
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