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A gas follows the equation of state PV = nRT(1+aP) where 'a' is a constant. For this gas, show that a = 1/T and K = 1/(P(1+aP) and verify that (dP/dT)v = a/K
Assume you dissolve 0.235 g of the weak acid benzoic acid, C6H5CO2H, in enough water to make 3.00 multiplied by 102 mL of solution and then titrate the solution
A metal is electrolyzed from aqueous solution by using an electrical current of 1.23 A for 2½ h, and 3.37 g of metal is deposited. In a separate experiment the number of electrons used for the reduction of the metal is 2.
What is the pH of this solution? What is the concentration of the molecular species H3PO4?
When 25mL of a 120mL stock solution containing 2M AlCl3 is diluted to 80mL, how many moles of Al3+ are in the new solution.
What is the solubility of the following compounds in water and ethanol. ethyl acetate, ethanol, silica, azobenzene, azulene, 4(p-nitrophenylazo) resorcinol, methyl red, bromcresol Green
Determine the ratio of the work delivered by the turbine to the work consumed by the pump. Assume the entire cycle to be reversible and the heat losses from the pump and the turbine to be negligible.
first determine the number of moles of rm na using the given molarity and volume. next use the chemical formula to
if a 2.5 L of Hydrogen is collected over water at 40C and 767 mmHg, what is the volume of dry gas at standard conditions, The vapor pressure of water is 55.3 mmhg at 40 C
a 1.50 l buffer solution is 0.250 m in hf and 0.250 m in naf. calculate the ph of the solution after the addition of
An unkown metal crytallizes in one of the three cubic lattices.The edge length of the unit cell is 408pm.Given that the atomic radius of the metal is 144pm and the density of the solid is 19.3g/cm-3, what is the atomic symbol of the metal? a=2R a=..
A 46.2mg sample of phosphorus reacts with selenium to form 135mg of the compound. What is the empirical formula of the phosphorus selenide
Explain Solid State Chemistry, 1) Write the balanced chemical equation for Fe2O3+2Al?2Fe+Al2O3 using the lowest possible whole number coefficients.
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