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The solubilities of cholesterol in water and chloroform are0.250 mg/100mL and 1.00 g/4.5mL, respectively. Estimate thepartition coefficient of cholesterol between chloroform and water. What conclusion can be drawn about the polarity of cholesterol?
The molecule ethanol (CH3CH2-OH) is very soluble in water. What intermolecular attraction is responsible for its solubility
Assuming the octet rule is obeyed, how many covalent bonds will a nitrogen atom form to give a formal charge of zero
The normal boiling point of ethanol is 78.4 degrees C, and at this temperature ?vapHθ = 38.7 KJ mol-1. Calculate the value to which the pressure must be reduced to boil ethanol at 25 degrees C in a vacuum distillation.
Carbon disulfide and chlorine will react according to the equation below. Which of these is the limiting reactant if 8.4 g of CS2 and 8.4 g of Cl2 are mixed
What is the mole fraction of ethanol in a solution made from mixing 299 grams of ethanol (C2H5OH) and 360 grams of water? (Round your answer to 2 places after the decimal.)
a 1.30 sample of dry ice is added to a 760 flask containing nitrogen gas at a temperature of 25.0 and a pressure of
1.the aquous solution of sodium bromide has the molality of 2.50m and the molar mass was found 102.9 gmol then compute
Prepare a molecular orbital energy level diagram for NO, showing clearly how the atomic orbitals interact to form MO's b) How does the diagram illustrate the difference in electronegativity between N and O
Calculate the pH at the equivalence point for the titration of 0.170 M methylamine (CH3NH2) with 0.170 M HCl. The Kb of methylamine is 5.0× 10-4.
Calculate the percent composition of copper in the hydrate CuSO4.5H2O based on atomic weight data.
NO+ and NO- are also known. Compare the bond orders of these ions with the bond order of NO. Which of the three would you predict to have the shortest bond? Why?
Citronellol or dihydrogeraniol is a naturally occurring oil. The IUPAC name for citronellol is 3,7-dimethyl-6-octen-1-ol. (+)-Citronellol, which is found in citronella oils, is the more common isomer.
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