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A sample of unknown liquid hydrocarbon was subjected to combustion in a limited supply of oxygen. The obtained gas composed of 4 L of carbon dioxide, 6 L of carbon monoxide and 10 L of water vapour. Find the empirical formula of the hydrocarbon
As a demonstration, an instructor had a block of ice suspended between two chairs. She then hung a wire over the block of ice, with weights attached to the ends of the wire.
If a 34.32 ml solution with a pH of 1.21 was mixed with a 1.0000 gallon solution of 0.00010000 M NaOH, what would be the final pH and how many grams of each product would be formed
What are the atomic orbitals used in the double part of the double bond If the C-C axis of the given molecule is the y axis, and the x axis is up and down in the plane of the paper,?
If the equilibrium constant for a one electron redox reaction at 298k is 8.7*10^4, calculate the corresponding change in G and Ecell
Calculate the work done in joules when 2.5 mol of H2O vaporizes at a constant pressure of 1.0 atm and at a temperature of 25 degrees c. Assume the volume of liquid H2O is negligible compared to that of vapor. Given 1 L atm = 101.3
What volume of 0.10 M KMnO4 solution would be required to oxidize 20 mL of 0.10 M FeSO4 solution in acidic solution? Fe2+ is oxidized to Fe3+ and one of the reduction products is Mn+2.
aliquot of 0.0529 m H2SO4 (aq) is to be titrated with 0.0411 m NaOH (aq). What Volume (mL) of base will it take to reach the equivalence point?
Write a structural formula for two different isomers of [Co(H2O)2(en)2]Cl2. Indicate the oxidation state of the Co in each case.
Can benzin 0.5g and 0.05 benzoin I require to isolate benzil in pure form. Could you accomplish this using an extraction procedure? If yes, explain how you would do this. If not, suggest another technique that would accomplish this.
A solution is 0.10 M AgNO3 and 0.10 M Ba(NO3)2. If solid Na2SO4 is added to the solution, what is [Ba2+] when Ag2SO4 begins to precipitate? (Ksp BaSO4 = 1.1 x 10-10; Ag2SO4 = 1.1 x 10-5)
a weak acid hf is in solution with dissolved sodium fluoride naf. if hcl is added which ion will react with the extra
The gas plus vapor at its equilibrium partial pressure leaves the liquid at the same temperature and pressure. If 6.550 g of acetone has evaporated, what is the vapor pressure of acetone at 25 degrees Celsius?
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