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Another hypothetical molecular compound, Y 2(g), has a bond energy of 750 kJ/mol, and the molecular compound XY(g) has a bond energy of 1500 kJ/mol. Using bond-energy information, calculate ?H for the following reaction: X2(g) + Y2(g) ? 2XY(g)
If the pressure of 50.0 mL of oxygen gas at 100 °C increases from 735 mm Hg to 925 mm Hg, what is the final volume? Assume temperature remains constant.
The enthalpy of fusion of ethanol is 5.02 kJ/mol, and its enthalpy of vaporization is 38.56 kJ/mol.
Although the vibrational degrees of freedom are generally not in the high-T limit, is the vibrational partition fuction evaluated hy discrete summation?
The net charge of a polypeptide at a particular pH can be determined by considering the pK value for each ionizable group in the protein
To resolve an object in an electron microscope, the wavelength of the electrons must be close to the diameter of the object. What kinetic energy must the electrons have in order to resolve a protein molecule
Calculate the change in free energy (Delta G) for the combustion of 1 mol of ethane C2H6 in oxygen gas. The products are carbon dioxide and water.
Determine the concentration of a solution of Mg(NO3)2 given the precipitate formed is 2.97 g and there are 50mL of Mg(NO3)2 and 50 mL of NaOH. Please show all work for each step clearly
Determine the pressure inside a container of a gas connected to an open-end manometer filled with CCl4, has the density = 1.594 g/cm3,
arrange the following in increasing order of mass.
If a procedure calls for 2.0mL of concentrated nitric acid, what are the mass and moles of HNO3 actually used in the reaction
The density of this solution is 1.08 g/mL. Calculate the molarity, molality, weight percent, and mile fraction of the glucose solution.
Write a chemical reaction equation that shows what happens when HNO3 is added to MnCO3. Remember to include the physical state symbols.
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