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1-hexanol was prepared by reacting an alkene with either hydroboration-oxidation or oxymercuration-reduction. Draw the structure of the alkene that was used to prepare the alcohol in highest yield.
Correct the absorbance of the spiked samples for dilution and plot the absorbance versus ppm Fe added. Extrapolate the graph to the point where absorbance is equal to zero to determine the amount of Fe in the cat food sample in ppm.
Calculate the volume of 0.540 M sodium hydroxide solution contains 11.5 grams of sodium hydroxide?
If the molality of your solution is 0.30, calculate the contribution to the percentage error in your result due to not correction for the errors int he thermometer readings.
Derive the fractional compositions for monoprotic and diprotic systems showing the steps as clear as possible including a brief description of a fraction compostion plot.
Nitric acid is a component of acid rain that forms when gaseous nitrogen dioxide pollutant reacts with gaseous oxygen and liquid water to form aqueous nitric acid.
A student is given four solid samples labeled W, X, Y, and Z. All have a metallic luster. She is told that the solids could be gold, lead sulfide, mica (which is quartz or SiO2), and iodine.
Both hemoglobin and myoglobin contain a prosthetic group called heme, which contains a central iron atom. Molecular oxygen binds irreversibly to the Fe(II) atom in heme.
Oxalic acid (H2C2O4) is a useful primary standard for standardizing solutions such as potassium permanganate (KMnO4). In a particular standardization experiment 29.00g of oxalic acid, is titrated with 243.00mL of permangante solution
2-Methylpentane and 4-methyl-2-pentanone are constitutional isomers with the molecular formula C6H12O.each shows a molecular ion peak in its mass spectrum at m/z 100.
degree C and 600. torr contains 50% helium and 50% xenon by mass. what are the partical pressures of individual gases?
If every tablet in the problem abouveweights 650 mg. How many kilograms of excipient (lactose/talcum powder/filler) are needed to complete the whole batch?
how many grams of copper are produced when excess aluminum reacts with 11.0 g of copper oxide.
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