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An equilibrium mixture at 395o C contains 0.012 M CO and 0.025 M Cl2. at this temperature Kc is 1.23 x 103. What is the equilibrium concentration of COCl2 for this equilibrium mixture?
B. If each mole of gas occupies 59 L under the conditions of the explosion, how many liters of gas are produced. C. Express your answer using two significant figures. How many grams OF N2are produced in the detonation
The head of a strike anywhere match contains tetraphosphorous trisulfide, P4 S3. In an expriment, a student burned this compound in an excess of oxygen and found that it evolved 3677 KJ of hea per mole of P4S3 at a constant pressure of 1 atm.
A 100.0-mL aqueous sodium chloride solution is 14.5% NaCl by mass and has a density of 1.12 g/mL. What mass of solute would you add to make the boiling point of the solution 104.2 degree C? (Use i = 1.8 for NaCl)
A sample of granite contains various oxides of silicon, aluminum, sodium, potassium, calcium, and iron. Each of these oxides gives the granite a coarse-grained texture.
Salicylic Acid is used to make asprin. Salicylic acid contains 60.8 mass % Carbon, 4.4 mass % Hydrogen and 34.8 madd % of Oxygen. What is the empirical formula for Salicylic acid?
A 0.066 mol sample of formaldehyde vapor, CH2O, was placed in a heated 500. mL vessel and some of it decomposed. The reaction is CH2O(g) H2(g) + CO(g). At equilibrium, the CH2O concentration was 0.040 mol L-1. Calculate the value of Kc for this rea..
Question- The nuclear fusion of a lithium-7 nucleus and nuclide X releases two alpha particles and a neutron. Identify nuclide X.
After 48 h the pressure in the flask was observed to be constant at 488.0 torr. a. Calculate the equilibrium pressure of H2(g). b. Calculate Kp for this reaction.
a sample of neon to escape from a hole in a container, how long would it take for an equal amount of nitrogen gas, N2, to escape
The molar heat capacity of gaseous hexane (C6H14) at 25 degrees celcius is 142.6 J/(mol*degrees celcius). What is the specific heat
A balloon is inflated with 0.2494g of helium to a pressure of 1.26 atm. If the desired volume of the balloon is 1.25L, what must the temperature be in degreeC
How would the value of molecular weight be affected if all of the liquid is not vaporized. Explain
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