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Question: At 63.5 degrees celsius, the vapor pressure of water is 175 torr and that of ethanol, C2H5OH, is 400 torr. A solution is prepared by mixing equal masses of H20 and C2H5OH. What is the mole fraction of ethanol in the solution?
What are the units of k,k', and K. The slowest step of reaction is not always the rate determing step. why not
How many minutes would a 5.00 ampere current have to be applied to plate out 8.00g of copper metal from an aqueous solution of Copper (II) Sulfate
if the observed rate constant for the oxidation reaction at 35 C is 6.75*10^-2 min^-1, and at 25 C is 3.25*10^-2 min ^-1. what is the activation energy for the reaction
What is the density of lead (in ) if a rectangular bar measuring 0.500 in height, 1.55 in width, and 25.00 in length has a mass of 220.9 ?
What volume of NaOH is needed to reach the end point of the titration? What was the initial concentration of HCl?
If the recorded value of the unknown sample in her lab report was 22.5 g, what was the actual value of the sample
determine the variation of temperature within the wall and the value of temperature at x=0.1m.
How do you calculate the mass of solvent (assume that the density of water is 1.000g/mL): Please show how to solve the problem. NaCl with a mass of 11.47g and volume of water 108.76g
How much potassium nitrate has to dissolve in water to absorb 114 kJ of heat?
Predict the outcome of the following reactions represented by the following equations by using the activity series, and balance the equations.
Write a thermochemical equation for the reaction that shows the formation of one mole of nitric acid.
Compute molar mass of ethanol after calculated molar mass in an experiment and the given molar mass of ethanol is 46.07g
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