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At a given temperature you have a mixture of benzene (VP = 745 torr) and toluene ( vp= 290 torr). The mole fraction of benzene in the solution is 0.590. Assumeing ideal behavior, calculate the mole fraction of toluene in the vapor above the solution.
Calculating the rate of disappearance of HCl, The rate of disappearance of HCl was measured for the following reaction
what is the proper technique to measure the temperature of a liquid in a beaker with a thermometer?
The protein in a 1.285-g sample of an oat cereal is determined by the Kjeldahl procedure for organic nitrogen. The sample is digested with H2SO4, the resulting solution made basic with NaOH
he sample required 5.5 mL of 0.0019 M NaOH to titrate the sample to neutrality. What was the pH of the gastric juice?
Data for the decomposition of hydrogen peroxide at some set temperature T is include below. The rate law depends only on the concentration of H2O2.
Calculate the pH of a solution when 0.200 moles of solid NaOH is added to 2.00 liter of 0.250 M HCl. Assume no change in volume.
calculate the theroretical yield of C2H5Cl when 123 g of C2H6 reacts with 220 g of Cl2, assuming that C2H6 and Cl2 react only to form C2H5Cl and HCl
What is the volume in centimeters cubed of a marble with the diameter of 1.5 cm? Use the formula Volume = 4/3 pi x (radius)3.
crystallizes with the body-centered cubic unit cell. Calculate the radius of a sodium atom. and what is the edge length of the cell in picometers?
Calculate the number of [CH2CHOH] monomer units in the average strand of PVA (78,000 g/mol).
Using the molecular orbital theory, which one of the following is paramagnetic?
What is the overall reaction rate order of the reaction in (2)? What is the difference between the (1) and (4)?
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