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How do you calculate the concentration % of a unknown solution with the equation y=30.662x-0.2147 with a known absorbtion of 0.330?
Using graphical techniques, calculate the distribution (i.e., the fraction) of chlorendic acid ( in uncharged, mono-anionic and di-anionic forms) at pH 3.5,5.0, and 7.5.
Calculate what will be the amount of heat, q, absorbed by the calorimeter apparatus also express your answer in kJ? (heat capacity = 2.677 x 103 J/K)
How much PV work is done and what is the value of total energy change (in kilojoules) for the reaction of 0.50 mol of H2 with 0.25 mol of O2 at atmospheric pressure if the volume change is -5.6L?
NO(g) + O2(g)-------- 2NO2 0.85 mol of NO is mixed 0.494 mol of O2 Calculate the number of moles of NO2 produced and Limiting reactant
The original volume (before the .406 mole C(g) begins to decompose) is 10.00L. What is the volume in the cylinder at equilibrium?
Galvanized nails are iron nails that have been plated with zinc toprevent rusting. The relevant reaction is For a large batch of nails, a manufacturer needs to plate a totalzinc mass of 1.70 on the surface to get adequatecoverage.
The activation energy for the denaturation of a protein is 391.0 kJ/mole. At what temperature will the rate of denaturation be 19 percent greater than its rate at 25.00 degrees Celsius?
What would a developed TLC plate look like if the original plate was placed so that the spotting line was below the developing solvent level
iron has a density of 7.874 g/cm3. what is the mass of a rectangular block of iron with dimensions of 3.000 cm by 4.000 cm by 5.000 cm?
Determine the maximum number of electrons that can exist in a completely filled n=5 level. Give four possible quantum numbers for a 5f electrons of the hydrogen atom
What is the calculated value of the partial pressure(atm) of O2 in acid mine water of pH 1.700, in which [Fe3+] = [Fe2+]?
calculate the vapor pressure of an aqueous solution at 30 degrees C made from 100 g of sucrose (C12H22O11) and 100g of water
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