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For each of the following reactions at equilibrium indicate if the equilibrium mixture contains mostly products mostly reactants or both products and reactants: a)2H2O(g)<>2H2(g)+O2(g) Kc=4x10^-48. b)N2(g)+3H2(g)<>2NH3(g) Kc=0.30. c)2SO2(g)+O2(g)<>2SO3(g) Kc=1.2x10^9
A cylinder, with a piston pressing down with a constant pressure, is filled with 1.90 mole of a gas (), and its volume is 40.0 liter (). If 0.400mole of gas leak out, and the pressure and temperature remain the same, what is the final volume of th..
Calculate the hydronium ion concentration and the pH after the addition of 0.25 mL of 0.10 M HCl to each one.
Which of the following is false? A. Molecules with strong intermolecular forces have higher surface tension. B. Molecules with strong intermolecular forces have higher viscosities.
Does anyone know the balanced equation piperonaldehyde (C8H6O3)+ acetophenone (C8H8O)= 3,4-methylenedioxychalcone(C16H12O3)
Pure metals are commonly recovered from sulfide ores by successive processes of roasting in air (oxidation), dissolution in sulfuric acid and electrolysis (reduction). Consider the starting ore mineral sphalerite (ZnS). Write balanced chemical rea..
how many liters of H2 would be formed at 530 mm Hg and 15 degrees celcius if 20.5g of zinc was allowed to react?
For the following reactions, write the balanced formula equation, complete ionic equation, and net ionic equation. (Use the lowest possible coefficients.
A green leaf has a surface area of 2.00 cm^2. If solar radiation is 1030 W/m^2, how many photons strike the leaf every second? Assume three significant figures and an average wavelength of 504 nm for solar radiation.
Suppose the pH of the water is 4.59 and that the concentration of iron(II) in the water is 7.99x 10-5 M, what is the potential of the corrosion reaction under the above conditions at 298 K?
Using ethanol as the source if all carbon atoms, outline multistep synthesis
What law states that mass and energy can be changed from one form to another but their sum remains constant?
Strong base is dissolved in 615 mL of 0.400 M weak acid (Ka = 4.50 × 10-5) to make a buffer with a pH of 3.95. Assume that the volume remains constant when the base is added.
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