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The vapor pressure for water at 20 degrees C is 17.5 mmHg. What is the vapor pressure of water over a solution prepared from 2.00 x 10^2 g of sucrose (C12H22O11) and 3.50 x 10^2 g of water
Inexperienced workers commonly make mistakes in TLC experiments. Give the result in the following case: * You spotted 1/2 cm from the bottom edge and immersed the plate in 1 cm depth of solvent.
What volumes of water (steam) and nitrogen monoxide are measure under same conditions of T and P.
Starting with 2-methyl-1,3-cyclohexanedione and other appropriate reagents, provide a mechanism for a Robinson annulation reaction.
The specific heat capacity of the solution produced was 4.20J/g*Celcius, and final temp reached was 34.91 degrees c. How much heat was produced by the dissolution
A sample of a gas weighs 2.006 g and has a volume of 1060.0 mL at 795.0 torr and 32.0 degrees Celsius. What is its molar mass?
An ideal-gas reaction mixture is in a constant-temperature bath. State whether each of the following will change the value of K°p (a) addition of a reactant (b) addition of an inert gas (c) change in pressure for a reaction with ?n does not equal ..
How much energy (in calories) is needed to heat 8.0 cm3 of fat from room temperature (25 c ) to its melting point (35 c )?
When the optically active compound V (c5h11br) is heated with an ethanolic solution of potassium hydroxide, the major product is the alkene W and the minor product is another alkene, X.
how much energy in kilojoules is required to change 47.6 g of ice at 0 degrees celsius to liquid water at the same
Explain what a hydrogen bond is and describe, on the molecular level, how a water and an alcohol molecule can hydrogen bond
Calculate the standard cell potential for each of the following cells then write the overall reaction. (These rxns are given in reduction order for each half-cell.)
The HCl molecule is quite well described by the morse potential with hcDe=5.33 ev. v=2989.7 and xv+52.05 . Assuming that the potential is unchanged on deuteration , predict the dissociation energy of HCl and DCl
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