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Why was the methylene chloride washed with sodium bicarbonate in the procedure for preparing camphor? Why was the methylene chloride washed with sodium bisulfite in the procedure for preparing camphor?
Determine how much heat is released at constant pressure if 471.0 g of NO2 is produced,?
Write structures for all the structural isomers of double-bonded compounds with the molecular formula C5H10. Of the compounds
a write down the time dependent schrodinger equation for an electron trapped in a one-dimensional infinite potential
when 12.3 g of an unknown non-volatile non-electrolyte x was dissolved in 100. g of methanol the vapor pressure of the
Give all structural and geometric isomers for the monobromination of propylcyclopentane. Number the different isomers. Draw geometric isomers next to each other and label cis/trans.
the solubility of co2 in water at 25degc and 1 atm is 0.034 moll. what is its solubility under atmospheric conditions?
Explain how can you distinguish between the pairs of the following isomers using spectroscopic methods (IR or NMR)
A solution of ethylene glycol and water has a boiling point of 109.8 degrees celcius. What is the freezing point. (Kf H2o=1.86 degrees celcius/m; Kb H20=0.52 degrees celcius/m)
The uncertainty (standard deviation) in a single buret reading for a 50 ml buret is about +/- 0.02 ml. Two readings (initial volume and final volume) are required to deliver a specified volume or titrant.
For a mixture of two gases, consisting of 1.00 mol of C2H6 and 1.00 mol of Kr, at a total pressure is 4.50 atm, what is the partial pressure of C2H6?
What is the volume in L of 0.0589 mole of gas at 722 torr and 37oC?
A hypersaline solution with a molality of 3.68m has a salt content so high that the mass of the solution per 1000 grams of water is 1215g. Calculate the molarity.
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