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The solubility product of PbBr2 is 8.9x10^-6. Determine the molar solubility in 0.20M Pb(NO3)2 solution
Compute the momentum of a water molecule at normal conditions, assuming its kinetic energy
Given 867 mL of a buffer solution that is 0.532 M methylamine and 0.86 M methylammonium chloride, calculate the pH of this solution after the addition of 1.14 g sodium hydroxide. The Kb of methylamine is 4.4x10-4
Potassium hydroxide is used to precipitate each of the cations from their respective solution. Determine the minimum concentration of KOH required for precipitation to begin in each case. A - 1.4*10^-2 M CaCl2 B - 2.8*10^-3 M Fe(NO3)2 C - 1.6*10^-..
What is the mass (in grams) of the precipitate when 7.32 g of iron(II) nitrate reacts in solution with excess sodium carbonate
In photosynthesis, plants from glucose (C6H12O6) and oxygen from carbon dioxide and water
The following is a first order reaction with a rate constant of 2.98*10>-3s-1: SO2CL2>>>>SO2+CL2. What is the half life for the reaction?
The half-life of U-235 , an alpha emitter, is 7.1x10^8yr. Calculate the number of alpha particles emitted by 5.1mg of this nuclide in 3.0 minute.
chlorine dioxide clo2 si a reddish-yellow gas that is soluble in water. in basic solution it gives clo3- and clo2-
Use ICE table and henderson-hasselbach equation to calculate pH of BUFFER A after your particular volume of acid was added to achieve pH change of 1.0.
The bond in molecular iodine is quite weak, and hot iodine vapor contains a proportion of atoms. When 1.00 g of I2 is heated to 1000 K in a sealed container of volume 1.00 L
Torsional strain is exhibited during exclipsed Newman Projections. Where would steric hindrance be demonstrated? At any point in a Newman Projection
What is the horizontal component of the traction force acting on the leg? (c) What is the magnitude of the force exerted on the femur by the lower leg
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