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Using the Cahn-Ingold-Prelog sequence rules, assign priorities to the groups around the chiral carbon in carvone. Draw the structural formulas for (+)-carvone and (-)-carvone with the molecules oriented in the correct position to show the R and S configurations.
calculate the mass of material required if 1500 calories of energy causes a change from -27 degrees fahrenheit to 91
Determine the osmotic pressure at 25 °C of an aqueous solution that is 0.028 M NaNO3. A) 1.37 atm B) 0.685 atm C) 0.0729 atm D) 0.0364 atm E) 2.06 atm
Calculate the freezing point and boiling point of a solution of 383 g of glucose dissolved in 400. g of water.
Liquid NCl3 in a 2.5 L closed container is heated until it decomposes completely to gaseous products. The resulting mixture exerts a pressure
a rectangular block has dimensions 2.9 cm . 3.5 cm . 10.0 cm. the mass of the block is 615.0 g. what are the volume and
At 700 K, the equilibrium constant, Kc, for the reaction H2 + I2 2 HI is 49.0. How many moles of H2 would have to be added to 1.00 mole of I2 in a 10.0-L flask to get a 90.0% yield
a solution is prepared by dissolving 0.11 mol of acetic acid and 0.11 mol of ammonium chloride in enough water to make
What is osmium's molar capacity if the two substances reach thermal equilibrium at 100 degrees Celsius? Osmium, the densest known metal, has a density
Calculate the entropy of fusion of a compound at 20 oC given that enthalpy of fusion is 45 kJ/mol at its melting point of 162 oC and Cp of liquid
An aqueous solution of KI has a freezing point of -1.70 C and an osmotic pressure of 26.5 atm at 25.0 C. What is the density ?
Calculate the activation energy of this reaction in kJ/mol At what temperature would the half-life be 12.0 min?
Determine the molarity of each of the following. be sure to show the setups by which you get the answers. Na+ and SO3(2-) in .647 M Na2SO3 Ca2+ and SO4 (2-) in .035 M CaSO4
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