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What is the vapor pressure of SiCl4 in mm \ Hg at 31.5 C? The vapor pressure of SiCl4}is 100 mm \ Hg at 5.4 C, and Delta H vap} = 30. kJ/mol
Calculate the concentration of the dye in solution C in units of moles per Liter Kool Aid Solution, i have a molar absorptivity of 2.41x10^4 L/mol-cm analytical wavelength of 505nm molecular weight of 496.42g/mol, absorbance of 1.528
A solution is prepared by dissolving 138.50 g of sucrose, a nonelectrolyte, in 250.0 g of dionized water. The freezing point of the solution was determined experimentally to be -3.0 C.
Provide a structure for the following compound: molecular mass 101; IR: 3397, 3200, 1655, 1622 cm-1; 13C NMR: ? 27.5, ? 38.0 (weak), ? 180.5 (weak).
A gas occupying a volume of 1.50 L exerts a pressure of 700 mmHg at 200 degrees C. Which mathematical expression gives the correct pressure at 6.00 L and 400 degrees C?
A supersaturated solution of potassium nitrate is formed by adding 150 g KNO3 to 100 g water, heating until the solute completely dissolves is agitated, how much potassium nitrate will perciapitate.
The second equivalence point was reached after 35.75mL of 0.1005 M hydrochloric acid was added to a 50.00 mL solution containing your sodium carbonate unknown., calculate the pH of the solution at the second equivalence point
Calculate the equilibrium partial pressure of bromine gas. No approximations can be made because the equilibrium constant is too large.
What is the value of the rate constant for this reaction, what it the half life of the reaction under the conditions of this experiment
Calculating concentration at equilibrium, The equilibrium constant Kc for the reaction is 54.3 at 430 deg C
highlight by clicking on the asymmetric carbons if any, and indicate whether each compound is Chiral and Number of stereocenters
Which one of the following is a buffer solution?
the following amino acids are placed in an electric field between positive and negative poles. which will migrate the fastest toward the positive end of the electric field
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