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Sickle-cell anemia is caused by a genetic defect that substitutes valine for glutamic acid at one position in two of the four chains of the hemoglobin protein. The result is a decrease in the water solubility of hemoglobin. Examine the structures of valine and glutamic acid and explain why this might be so.
Starting Materials: Sebacoyl chloride, 1,6-Hexanediamine, Methyl chloroform, Sodium Carbonate monohydrate, Why is it necessary to have two immiscible solvents to make the nylon string?
A compound A(C6H6) undergoes catalytic hydrogenation over lindlar catalyst to give a compound B, which in turn undergoes ozonolysis followed by workup with aqueous H2O2 to yield succinic acid and two equivalents of formic acid.
Determine the molar mass of chloroform gas if a sample weighing .389 grams is collected in a flask with a volume of 102cm cubed at 97 degrees Celsius. The pressure of the chloroform is 728 mmHg.
Explain which of the following choices has the compounds correctly arranged in order of increasing solubility in water?
What is the molar mass of the acid? If the unknown acid had the formula H2X, could this experiment be used to determine its molar mass? Explain why or why not
what masses of glaubers salt must be used to provide 6 mol of sodium
The silver chloride wasn't completely dry when the final weighing was made. The unknown sample contained traces of moisture when it was weighed. The precipitated silver chloride was exposed to excessive light while it was drying.
When 1 mol of HF is added to 1kg of water, the freezing point decreases by 1.9 C, but when 1 mol of HBr is added, the freezing point decreases by 3.7 C. Which is more highly separated into ions, HF or HBr
A solution is made by dissolving 15.3g of HCl in enough water to make 4.70x10^2 mL of solution. Calculate the pH of the solution at 25 degree C.
Gaseous ethane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water . Suppose 10.82 g of ethane is mixed with 62.90 g of oxygen.
Since there isn't an oxygen or some other electronegative atom in the molecule I'm not sure which peaks are which.
Select the statement below that describes the magnetic environment of hydrogens bonded to the sp2 hybrid carbons of pi systems relative to alkyl hydrogens bonded to sp3 hybrid carbons:
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