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Calculate the equilibrium constant of the reaction I2(g)52 I(g) at 1000 K from the following data for I2: # = 214.36 cmâˆ'1, B = 0.0373 cmâˆ'1,De = 1.5422 eV. The ground state of the I atoms is 2P3/2, implying four fold degeneracy.
consider a major oil spill in a lake ( a prototype situation related to Alaska Oil Spill few years ago and many subsequent spills) Amount of oil spilled is 2.9 mega gram (Mg).
The initial concentrations of the three gases are 0.550 M H2S, .550 M H2, and .275 M S2. Determine the equilibrium concentrations of the gases.
Calculate the mass of one oxygen atom and determine the number of oxygen atoms in a 10.00g sample of the element.
The solubility product of PbBr2 is 8.9 X 10^(-6). Determine the molar solubility in the pure water.
If 18.4 mL of 0.800 M~rm HCl solution are needed to neutralize 5.00 rm mL of a household ammonia solution, what is the molar concentration of the ammonia?
A zero-order reaction has a constant rate of 2.90×10-4 M/rm s. If after 65.0 seconds the concentration has dropped to 9.00×10-2 M, what was the initial concentration.
Using the equation Fe2O3+2Al-->2Fe+Al2O3, how many grams of Al are needed to completely react with 135 g Fe2O3
How many grams of Na3PO4 will be needed to produce 400ml of a solution that has a concentration of Na+ ions of 0.900 ?
2.0 atm H2 and 2.0 atm of CO2 into a 1.00-L container at 25.0C and then raises the temperature to 700C at which Kc=.534 H2 + CO2--> H2O + CO, how many grams of H2 are present at equilibrium.
A cell that uses bromine to oxidize hydrogen H^+ under standard conditions at 298 K has a positive potential.
How many molecules of ethanol are present in 125mL of ethanol? The density of ethanol is 0.789g/cm^3.
1) Draw all aldehyde and ketone isomers of C 6 H 12 O. 2) What is the reaction that occurs with hexanal and propanol (give both the hemiacetal and acetal products)?
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