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Determine the equilibrium total pressure in a closed reaction flask if 0.040 mol of NO and 0.020 mol of O2 were placed in the evacuated reaction flask and heated to 100°C, resulting in a 75%-yield of NO2.2NO(g) + O2(g) ? 2NO2(g) Kp = 1.5 x 102 at 100°C
At 0.0 degrees C, if the volume of air is 1.7 mL and the pressure of the atmosphere that day is 695 mmHg, what is the number of moles of air?
Calculate the volume of dry CO2 produced at body temperature (37 degree C) and 0.990 atm when 24.0 g of glucose is consumed in this reaction.
When sodium sulfate, Na2(SO4), is dissolved in water, the temperature goes down. How would you describe the energetics of this process?
A multiple series dilution was performed. The sample was diluted 1/5, 1/2, 1/4, 1/2. What is the final dilution
Determine the number of grams of sodium acetate and the amounts in mLs of 6.00M acetic acid that you would need to make 50.00mL of a sodium acetate/acetic acid buffer solution at the pH equal to 5.00 in order to make a final concentration of 0.05M..
A pressure of 0.600 atm of nitrosyl chloride is sealed in a flask and allowed to reach equilibrium. If 27.0% of the NOCl decomposes, what is the equilibrium constant for the reaction?
if 3.80 mL of vinegar needs 45.0 mL of 0.140 M NaOH to reach equivalence point in a titration, how many grams of acetic acid are in a 1.60 qt sample of this vinegar?
Calculate the number of fungal particles present in 1 m3 in the original air sample and express your answer in scientific notation, to one significant figure.
one heating 5.03 g of hydrate barium chloride, 4.23 g is left behind. what is the name of this hydrate?
Assume that the density of the mixed solutions is 1.00 g/mL, that the specific heat of the mixed solutions is 4.18 J/(g celcius), and that no heat is lost to the surroundings. The deltaHrxn for the neutralization of NaOH with H2SO4 is -114 kJ/mol ..
What are the units of the universal gas constant R? When can a real gas behave as an ideal gas? Are these conditions met in this experiment?
The activity coefficients for acetic acid and the acetate ion are 1.000 and 0.775, respectively, in a solution with an ionic strength of 0.10 M.
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