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2NO (g) + 3F2(g) yields 2NOF3(g). suppose 0.20 mol of NO and 0.30 mol of F2 are added to a 5.0-L container. If x mol of NOF3 is present at equilibrium, how many moles of fluorine are present at equilibrium.
A buffer solution contains 0.386 M NH4Cl and 0.316 M NH3 (ammonia). Determine the pH change when 0.064 mol HBr is added to 1.00 L of the buffer
a sample of calcium nitrate cano32 with a formula weight of 164 gmol has 5.00 x 1025 atoms of oxygen. how many
how many moles of oxygen are consumed each time 0.500 mole of P2O5 is formed?
1. as we know a homes used hot water tank and every hot water tank is an anodecalled a dip tube with the time this
Explain Gibbs-Duhem Equation, In a certain binary solution, the activity of component 1 is given by
Which of the following statements is true? a. The critical temperature must be reached to change liquid to gas. b. To melt a solid at constant pressure, the temperature must be above the triple point.
Give the structural formulas for all of the different alkenes that can be hydrogenated with h2/pt to produce n propyl cyclohexane
Gaseous hydrogen iodide is placed in a closed container at 425 degree celcius, where it partially decomposes to hydrogen and idine: 2HI(g)--->--->H2(g)+I2(g). At equilibrium it is found that (HI)=3.53*10^-3 M,(H2)=4.79*10^-4M, and (I2)=4.79*10^-4M..
What is the internal energy of an ensemble of 1 mole of particles having two non-degenerate electronic energy levels separated by 1000cm^-1 at 1310K.
How many grams of methane must be combusted to heat 1.15 of water from 26.0 to 89.0, assuming as a product and 100% efficiency in heat transfer
The heat of fusion of acetic acid is 11.5 kJ/mol. Its melting point is 16.6 C. The change in entropy for the melting of acetic acid in J(mol * K) is
If a sample has an initial mass of 2.24 grams and undergoes decay until it has a mass of 0.140 grams, how many half-lives have passed?
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