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Initially a mixture contains 0.601 mol each of N2 and O2 in an 7.65-L vessel. Find the composition of the mixture when equilibrium is reached at 3900°C. For the reaction below, the Kc = 0.0123 at 3900°C.N2(g) + O2(g) 2 NO(g)
An excess of aqueous AgNO3 reacts with 41 mL of 5 M K2CrO4(aq) to form a precipitate. What mass of the percipitate is formed
Pretend that an electron performs 1D motion in the field of the proton so that it's wavefunction is psi(x)=cos(x/a), where a=0.5 Angstrom.
If a salty crude sample was analyzed to have 110.6ppm salt. Calculate the pounds of sait per 1000 bbls of crude
If the solubility of a gas is 7.5 g/L at 404 kPa pressure, what is the solubility of the gas when the pressure is 202 kPa.
a manufacturer of bicycles has 4819 wheels 2305 frames and 2250 handlebars. how many wheels are left over? how many
Using a sample of 0.0355 gram of an unknown molecular compound is dissolved in 1.000 g of liquid camphor at 200.0°C. Calculate the molar mass of the unknown compound if the camphor freezes at 157.7°C upon cooling.
An evaluation of R was performed, following the procedure described in this module. The barometric pressure was 736 torr, the temperature was 295k and volume of hydrogen gas collected was 35.6 mL. The calculated value of R was 82.1 mL atm K^-1 mol..
sodium sulfate how many grams of solid ppt will be formed. How many grams of reactant in excess will remain. What is chemical equation
A soluble iodide was dissolved in water. Then an excess of silver(I) nitrate, AgNO3 was added to completely precipitate out all the iodide ion as silver(I) iodide, AgI. if 1.545 grams of soluble iodide gave 2.185g of silver(I) iodide, then
Could you compare acidity stability and reactivity of the Carboxylic acid Aldehyde and Ketone with the explanation
a cell depositing Cu from a Cu2+ bath operates for 10 hours with an average current of 5.8 A. if 65.3 g of copper is deposited, at what efficiency is the cell operating?
If the solution is 98.2 (wt/wt %) sulfuric acid and has a density of 1.83 g/mL, calculate the molarity of concentrated sulfuric acid. FW(H2SO4) = 98.086 Include unit symbol.
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