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Calculate the amount of heat required to completely sublime 15.0 of solid dry ice at its sublimation temperature. The heat of sublimation for carbon dioxide is 32.3 .
A mixture of 0.160 moles of C is reacted with 0.117 moles of O2 in a sealed 10.0 L vessel at 500.K, producing a mixture of CO and CO2. The total pressure is 0.640 atm. What is the partial pressure of CO? 3C + 2O2---> 2CO +CO2
aqueous solution in the upper intestinal tract where the pH is 5.83. Calculate the percent of sulfisomidine in the neutral form in the solution of the intestinal tract.
Lithium iodide has a lattice energy of -7.3 times 10^2kJmol and a heat of hydration of -793kj/mol. Find the heat of solution for lithium iodide.
the lowest energy product formed in an aldehyde is treated with secondary amine in the presence of trace acidthe lowest energy product formed in an aldehyde is treated with secondary amine in the presence of trace acidthe lowest energy product
Using the Nersnst Eqaution [E=E^0 + (RT/nF)In(a1/a2) ] in terms of teh partial pressures of the components (specify assumptions). Also, calculate the Gibbs Free energy of the complete rxn.
Molecular orbital templates for diatomic molecules from the 2nd period elements are attached to the back of the exam. Use the appropriate diagram to determine the bond order in the O2+ ion.
A 4.40 g piece of solid CO2( dry ice) is allowed to vaporize(change to gas) in a ballon. The final volume of balloon is 1.00 L at 300L. What is the pressure of the gas?
Do the pH values for the more dilute solutions approach the pH of the distilled water. What would we expect to happen if we continued to dilute these samples even further
The infrared spectrum of cinnamic acid has a strong absorption at about 1630 cm-1 that is not seen in the spectrum of 2,3-dibromo-3-phenylpropanoic acid. What is that absorption due to
Provide structures of the two allylic free radical intermediates in this reaction. b. Provide structures of the two substitution products in this reaction. c. Identify and circle the major product in (b) above.
Write balanced chemical equations and net ionic equations of KOH reacting with the following compounds (a) (NH4)2SO4, the reaction mixture is heated
If He(g) has an average kinetic energy of 6410 J/mol under certain conditions, what is the root mean square speed of Cl2(g) molecules under the same conditions?
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