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Consider the Following reversible heterogeneous reaction: C(s) + CO2 (g) --> 2CO(g) When equilibrium is reached at 700C, the total pressure of the system is found to be 4.00 atm. If the equilibrium constant Kp for this reaction is equal to 1.52, calculate the equilibrium partical pressures of CO2 and CO gases
Determine the empirical and molecular formulas of Ibuprofen has 75.69% C, 8.80%H and 15.51%O by mass and has a molar mass about 206g/mol.
When a container is filled with 3.00 mol of H2 , 2.00 mol of O2 , and 1.00 mol of N2 , the pressure in the container is 465 kPa. determine the partial pressure of O2?
A volume of 10.0 mL of a .00300 M solution of Cl- ions are reacted with .500 M solution of AgNO3-. What is the maximum mass of AgCl that precipitates in grams.
Calculate molarity of solution obtained by dissolving 0.212g of Na2CO3 in 250cm3 of solution?
A 100.0 g copper sample (specific heat = 0.385 J/goC) at 100.0oC is added to 50.0 g water at 26.5oC. What is the final temperature of the copper-water mixture?
Determining the free ions of calcium on a similar sample of blood. recommend if the sample requires pretreatment or if it can be calculated directly In each case.
When steam (hot water) is passed over iron, hydrogen gas and iron (3) oxide are formed. What weight of steam would be needed to react completely with 100.0g of iron.
The below table lists pressure and volume measurements for air in a cylindrical piston of an air compressor. The variables may be assumed related by: PV^k=C
Radio wave radiation falls in the wavelength region of 10.0 to 1.00E+3 meters. What is the frequency of Radio wave radiation that has a wavelength of 426 m.
How much heat (in {rm kJ}) is evolved in converting 1.00 mol of steam at 140.0 C to ice at -55.C? The heat capacity of steam is 2.01J/g* C and of ice is 2.09 j/g* C.
What is the work in kilojoules done during a synthesis of ammonia in which the volume contracts from 7.0 L to 4.3L at a constant external pressure of 47 atm?
Low concentration replicate samples of Cd-EDTA gave the following counts in a mass spectral measurement: 178.3, 131.2, 144.3, 159.3, 128.3, 197.7, 149.3, 153.9, 143.3, 160.9. Ten measurements of a blank had a mean of 27.7 counts
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