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Sodium cyanide reacts with 2-bromobutane in dimethylsulfoxide to form a substitution product. Identify the configuration of the 2-bromobutane structure shown below. Then draw the substitution product formed when this enantiomer reacts with NaCN in DMSO, and indicate the stereochemistry of the product.
Fish produce glycerol to survive the freezing waters of the Arctic. Determine the degree to which the freezing point of blood and other biological fluids is lowered with the help of glycerol. What is the ideal concentration range of glycerol requi..
A solution is made by combining 15.0mL of 16.5M acetic acid with 5.52g of sodium acetate and diluting to a volume of 1.50L
If the average mass of a single hydrogen atom is 1.67x10^-24g , what is the mass in grams of 6.02x10^23 hydrogen atoms
traces of iron and titanium. If the sapphire were found to contain 0.155 g of oxygen, what is the mass of the gemstone?
When the body metabolizes glucose water and carbon dioxide are produced according to the following equation. C6H12O6 + 6 O2 --> 6 CO2 + 6 H2O
What units do chemistry normally use for density of liquids and solids? for gas density? Explain the differences
If a 10.00mL sample of unknown concentration of HF is titrated with 28.94mL of 0.1040M NaOH
A general chemistry student found a chunk of metal in the basement of a friend's house. To figure out what it was, he used the ideas just developed in class about density.
one of the most famous of the obsolete theories of the hydrogenatom was proposed by bohr. it has been replaced by
The pressure in a vessel containing methane and water at 70°C is 10 atm. At the given temperature the Henry's law constant for methane is 6.66 x 104 atm/mole fraction. Estimate the mole fraction of methane in the liquid.
Calculate the pH of a solution that results from mixing 19.8 mL of 0.120 M acetic acid with 20.0 mL of 0.178 M sodium acetate. The Ka value for CH3COOH is 1.8 x 10-5.
How many moles of hydrogen are in a sample of octane, C8H18, that contains 303.9 grams of carbon
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