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You have 5 L of an ideal gas at 25 ºC and 5 bar are expanded to a final pressure of 1.00 bar. Assuming Cv=3/2 R, calculate deltaU, deltaH, q, w, and DS if the process is:
a. Reversible and isothermal
b. Irreversible and adiabatic
How many grams of KCl would be required to react with 420 mL of 0.42 M AgNO3 solution?
what is the concentration of fructose in the resulting solution in uM? C) If you make three serial 1:5 dilutions, using the solution above, what is the concentration of the final solution?
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?
Place the following compounds in order of increasing strength of intermolecular forces. CH4, CH3CH2CH3, CH3CH3
At the temperature that both stages are operating at, the vapor pressure of A is 10 kPa and the vapor pressure of B is 100 kPa. The liquid and vapor phases leaving each unit are in equilibrium. Find the composition ..
How will the molar mass of an unknown acid be affected if some of the solid remained after the titration was complete. Will the concentration of the molar increase, decrease, or have no effect
Suppose a reaction has a standard Gibbs-free energy of 2.90 kJ/mol, calculate the relative ratio of product to reactant.
A solution of 0.18 mol of the chloride salt of protonated atropine (AH^+), a weak organic base, in 1.0 L of solution has pH = 5.20.
A 100.0ml sample of 0.100M methylamine(CH3NH2, kb=3.7x10-4) is titrated with 0.250M HNO3. Calculate the pH after the addition of each of the following volumes of acid. a) 0.0 ml b) 20.0 ml c) 40.0 ml d)60.0 ml
You dilute 1 ml of this solution to 25 ml with distilled water; the measured absorbance is 0.2. What is the concentration of the original concentrated solution
Consider two cells, the first with Al and Ag electrodes, and the second with Zn and Ni electrodes, each in appropriate 1.00M solutions of their ions.
How would you distinguish between the following compounds? State what you would do and what you would see. (lab associated witht his question used Jones, Lucas, Iodoform tests)
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