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A. Why does clove oil float on the surface of the aqueous distillate rather than sinking to the bottom?
B. Why is steam distillation rather than a simple distillation performed in the isolation of clove oil from cloves
How many theoretical plates does the column have What is the plate height (in mm) of the column if the column is 11.7 cm long
Arrange the following elements in order of increasing ionization energy, and explain how you know the order
Enantiomers and Order of Elution, The enantiomers (R and S forms) of the following chiral alcohols need to be separated by a suitable CHIRAL SEPARATION method.
draw all the possible steroisomers of 1,2,3,4,5-pentachloropetane and assign configurations to all stereogenic centers. Label each as either optically
If the colder block originally weighed 200g and the warmer one 100g, calculate the final temperature and the entropy change of the universe for this process.
what statement about alcohols, ethers, and amines is not correct? a- ethyl group is represented by C2H5 b- CH3 is known as methyl group c- there are primary, secondary, tertiary classifications for alcohols
If 5.50 of the unknown compound contained 0.183 of and 0.367 of , how many moles of oxygen, , were in the sample.
Calculate the heat capacity of methanol (methyl alcohol) at 40°C. 2.6kg of methanol at 15 C enter an evaporator. They exit as vapour at the boiling point.
It is assumed that the relative standarddeviation of the method is sr ? s = 4 ppt forcarbon and 6 ppt for hydrogen. The means of the reported resultsare 68.5% C and 4.88% H. At the 95% confidence level, is there anyindication of systematic error i..
Describe how to prepare 0.200 L of 0.450 M HCl solution, starting with a 2.00 M HCl solution. What volume (in L) of the 2.00 M solution
When ethanol burns C2H5OH + 3O2 ==> 2CO2 + 3H2O , how many moles of water are produced as 48.380 moles of carbon dioxide are produced.
The charges of the ions in an ionic compound affect the strength of the electrostatic attraction holding that compound together. Based on ion charges, rank these ionic compounds by their expected melting points.
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