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Two liters of the alcohol are left in an open container at 22 degrees Celcius in a 12x12x8.0 ft room. After equilibrium is established what is the pressure of isopropyl alcohol vapor in the room? (1ft3 = 28.32L)
what is the percent yield of water produced when 138 g ethyl alcohol c2h5oh is combusted in excess oxygen if the actual
Calculate the emf of a platinum electrode immersed in an aqueous solution buffered at pH 4.3 where oxygen gas evoleves at a partial pressure of 2.50 atm at a temperature of 25 celcius. 2 H2O (l)----- O2 (g) + 4H+ (aq) + 4 e
A tank initially at a pressure of 6.70 atm contains 2.0 moles of oxygen gas at 25.0 degrees celsius. Its temperature is then increased to 45.0 degrees celsius
At 298K, the osmotic pressure of a glucose solution is 10.50 atm. Calculate the freezing point of the solution if the density is 1.16g/mL
The mass % of Ca in CaSo4 is 29.45%. To calculate the mass of Ca present in a 25.6 g sample of this compound, the correct procedure is given by
Based on the data/information given in items #1 to #4, explain/justify all results derived from the data/results in each experiment. For each peptide you are required to give the sequence of the smaller peptides T1,T2,CT1, and CT2, before you dete..
A solution is prepared by dissolving 0.400 g of solute in 1000.g of water how many parts per million of solute are in this solution
Decide whether or not each of the following metals dissolves in 1M HCl. For these metals that do dissolve, write a balanced redox reaction showing what happens when the metal dissolves.
A certain mass of oxygen was collected over water when potassium chlorate was decomposed by heating. The volume of the oxygen sample collected was 870 mL at 40C and a barometric pressure of 755 torr.
Calculate the approximate molarity of this solution from the volume, percent composition, and density.
calculate the work done in joules against a pressure of 1.0 atm at 25oc. if 3 moles of h2 react with 3 moles of cl2 to
Assign the lines in the UV photoelectron spectrum of CO shown below and predict the appearance of the UV photoelectron spectrum of the SO molecule.
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