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The relationship between the vapor pressure of a liquid and temperature can be expressed by the clausius-clapeyron equation:log[P2/P1]=deltaHvap/19.15] mol^-1K^-1]^1[1/T1/T2]
Ethanol (C2H5OH) has a normal boiling point of 78.3 celsium and with DeltaHvap=39.3KJ/mol. What is the vapor pressure of ethanol at 50.0 celsium?
freezing point of nbsppure 2-methyl-2propanol is 25.5 degree celsius however it absorbs h2o when it on exposed to humid
Multiple choice questions in Nuclear reactions - make nuclear fission more efficient, which device is used in a nuclear reactor to slow the speed
it is noted that at some conditions consists atmospheric pressure 1.0atm and temperature 26.6c a container is
Calculate the pH of the solution obtained by dissolving 0.2 moles of glycine and 0.1 mole NaOH in a liter of water.
(Neglect volume changes.) [PO43-] = M. (b) Which cation precipitates first? Ag+ Cu2+ (c) What is the concentration of PO43- when the second cation begins to precipitate? [PO43-] = M.
A colorless liquid A (C3H6O) was soluble in water and ether, and had a boiling point of 94-96 degrees Celsius. It decolorized a Br2-CH2Cl2 solution and gave a positive ceric nitrate test
Write a mechanism for the reaction. Include arrows to show electron flow. Number and write out each step individually.
What is the maximum number of electrons in an atom whose highest-energy electrons have the principal quantum number n=5
How many grams of dry NH4Cl need to be added to 2.50 L of a 0.100M solution of ammonia, NH3, to prepare a buffer solution that ahs a pH of 8.80?
The alcohol (ethyl alcohol/ethanol) content in a bottle of beer is about 5%. The man's weight is 150 lbs and he was drinking over an hour period. State the chemical reaction that took place in the patient's body.
in photosynthesis plants use energy from the sun in combination with carbon dioxide and water to form glucose c6h12o6
If the concentration of lead iodide [PbI2] in a saturated aqueous solution is 1.5 x 10-3 M, what is the Ksp of PbI2
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