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A sample consisting of 0.50 moles of AB(s) was placed in a 10.0L reaction at 750 C. After equilibrium was reached, it was found that 5.0% of the AB had dissociated according to the reaction2AB(s) <-> 2A(l) + B2(g)Calculated the equilibrium constant Kc for this reaction at this temperature.
What is the percent yield of ammonia when 150.0 g of nitrogen reacts with 32.1 g of hydrogen if the actual yield is 174 grams?
At constant pressure, 660 mL of nitrogen at 37°C are changed to 725 mL What is the new temperature of this gas?
A student is required to generate 90.0 mL of carbon dioxide at 750 mm Hg and 21C using potassium hydrogen carbonate and HCl. What is the mass of the potassium hydrogen carbonate needed?
What is the empirical formula of a compound composed of 3.25% hydrogen (H), 19.36% carbon (C), and 77.39% oxygen (O) by mass. HCO
Does FADH2 have a thermodynamic tendency to reduce coenzyme Q at pH 7. Explain why.
Which of the following is the ground state electron configuration for germanium, Ge, by the Aufbau and Pauli Exclusion principles?
Given Heisenbergs uncertainty principle, how can it be that it is so important for quantum mechanics, but not much of a concern for our every day actions
A solution is made by mixing 30.0 mL of ethanol, C2H6O, and 70.0 mL of water. Assuming ideal behavior, what is the vapor pressure of the solution at 20 °C. Ethanol density=0.789 Vapor Pressure (Torr)=43.9 Water density=0.998 Vapor Pressure (Torr)=..
What weight of A would be removed from a solution of 10g of A in 100mL of water by a single extraction with 100 mL of hexanes? What weight of A would be removed by four successive extraction with 25-mL portions of hexanes?
Using the standard entropy values: NO(g), S° = +210.6 J mol-1 K-1 O2(g), S° = +205.0 J mol-1 K-1 NO2(g), S° = +240.5 J mol-1 K-1 calculate the standard entropy change
How many oxygen atoms are there in 52.06 g of carbon dioxide. How many O atoms does each carbon dioxide molecule contain.
It is desired to determine the micrograms of thiamine, vitamin B per gram of pork. A 2.00 g sample of pork was extracted with HCl, treated with phosphatase, and diluted to 100 mL. An aliquot of 15 mL is purified by absorption and elution during wh..
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