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Compute the zero point energy for CO2 the symmetric stretch is 1313 cm-1, the asymmetric stretch 2335 cm-1 as well as the doubly degenerate bend is 663 cm-1.
Determine the equivalent acid-base equilibrium that results when each of the following pairs of solutions is mixed. 25.0 mL of 0.50 M NaOH + 12.0 mL of 1.50 M HCl Pick two initial conditions from first four choices. Pick one choice from remaining ..
150g sample of a pure compound subjected to catalytic hydrogenation takes up 25.0mL of H2 at 25 degrees Celsius and 1atm pressure. Compute the molecular weight of the compound presume that it has only one double bond.
Explain what is the maximum amount of work that could be done when 2.47 moles of Na(s) reacts at 295 K, 1 atm. Presume that delta H and delta S are independent of temperature.
Find the expression for the reversible pressure-volume work of an isothermal van der Waals gas with a constant number of moles (integrate the expression fully from Vi to Vf) (b) One mole of a gas at 300 K is compressed isothermally and reversibly ..
A gas occupies 5.38 L when the temperature is 45.0oC and at 1.00 atm of pressure. What temperature change (in K) will be needed to change the volume to 6.30 L at constant pressure
Calculate the pH of each of the following solutions ( Ka and Kb values are given in Appendix D in the textbook). 0.115 M hydrogen chromate ion (HCrO4^-)
Compute the energy of attraction (in eV) between a cation with a valence of +3 also an anion with a valence of -3 the centers of which are separated by a distance of 9.7 nm.
name 4 properties of a compound that is directly influenced by the polarity of the compond. and state the 2 most
The rate constant for a certain reaction is = 6.10×10?3 . If the initial reactant concentration was 0.750 , what will the concentration be after 18.0 minutes
If the volume of EDTA needed to reach the endpoint was 26.9 mL in trial one, 27.3 mL in trial two and 26.4 mL in trial three, what is the hardness of the water in ppm + 95% confidence limit
It is found that 4.68e-06 g of Nd2(CO3)3 dissolves per 100 mL of aqueous solution at 25 oC. Calculate the solubility-product constant for Nd2(CO3)3.
The vapor pressures of pure liquids A and B are 53.2 and 40.3 kPa respectively, at 35o C. The total vapor pressure for a mixture with liquid mole fraction XA = 0.60 is 52.7 kPa. The vapor phase mole fraction is YA = O. 725. The excess molar enthal..
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