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The following reaction has achieved equilibrium. Predict the effect on the formation of phosphorous pentachloride (increase, decrease or no effect) for the stated changes to the system:
PCl3(g) + Cl2(g) = PCl5(g)
The concentration of chlorine is decreased.
The room temperature and pressure were 23.6 deg C and 763.4 mm Hg respectively. The residue had a mass of 3.1915 grams. What was the partial pressure of oxygen?
How much will the reaction speed increase if the concentration of NO is increased from exactly 0.35 moles/liter to exactly 1.51 moles/liter while the concentration of oxygen
calculate how many pounds of carbon dioxide are produced when 40.00 gallons of gasoline are combusted. Assume that the primary ingredient in gasoline is octane, C8H18(l), which has a density of 0.703 g·mL-1
For the following dehydrohalogenation (E2) reaction, draw the Zaitsev product(s) resulting from elimination involving C2-C3 (i.e., the carbon atoms depicted with stereobonds). Show the product stereochemistry clearly
The heat of fusion of water is 335 J/g. How much heat would be required to melt 47.5 g of ice?
One mole of water vapor is expanded reversibly from 5 L to 15 L at a temperature of 800 K. Calculate q, w, Delta E for this process assuming that water behaves as a van der Waals gas, making use of the formal relation:
Calculate the equilibrium concentration of each substance in the reaction. b.) Calculate the equilibrium constant for the reaction.
There are three possible arrangements of atoms and nonbonding pairs of electrons for the AB3N2 geometry. assuming that the effects of the relative strengths of different type of electron repulsions given in the background information
What did the student do wrong? If the solution had been prepared correctly to the desired 1.0 M concentration, what volume of this stock should be diluted to prepare 100.0 mL of a 1.0 mM working solution?
A 20.0-mL sample of 0.800 M HBr solution is titrated with 0.800 M NaOH solution. Calculate the pH of the solution after the following volumes of base have been added.
the calorimeter itself absorbs a negligible amount of heat, calculate combustion eneergies (change of energies) for benzene in both kj/g and kj/mol.
A compound is constituted by mass of 22.6% phosphorus, the rest being chlorine. Given that a volume of 307 mL of the gas has a mass of 1.55 g at 25 °C and 90 kPa, find the molecular formula for this compound
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