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Are the color changes that accompany heating as well as cooling of the equilibrium mixture in agreement with Le Chatelier's principle? Explain
A compounds 'H NMR spectrum illustrates resonance at 5.47 and 3.94 ppm explain what possible structural subunits does the compound contain
for ammonia, Kb is 1.8*10^-5, to make a buffered solution with pH of 10.0, the ratio of [NH4+] to [NH3] must be
What quantity of heat is required to vaporize 0.500 mL of Hg at 357 degrees celsius its normal boiling point. The density of Hg is 13.6 g/mL
explain the detoxification of acetaminophen alcohol and sodium nitrite with biotransformation of xenobiotics. describe
Identify the property of gas that is measured in each of the following: a) 425 K; b) 1.0 atm; c) 10.0 L; d) 0.50 mol of He.
sulphur dioxide so2 is an unwelcome result of burning soft coal in power plants. some of the so2 ends up as sulfuric
What percentage of a serving of this sandwich did Michael burn during his winning time of 1 minute 54 seconds in the 200-meter individual medley relay race?
One hour later, the two containers are opened and the temperature of each substance is measured. The aluminum has cooled to 35C while the water has cooled only to 66 . C.Explain this difference.
The pressure is changed to 8.75 atm and the gas is cooled to 15 C. Calculate the new volume of the gas using the ideal gas equation.
What is the boiling point of a solution containing 15.0 g of urea in 0.500 L of water. The boiling temperature of pure water is 100.00 oC and the boiling point elevation constant of water is 0.5121 oC.m-1
While 1.65 g of menthol is dissolved in 25.0 g of cyclohexane the freezing point of the solution is lowered by 8.78 °C. The freezing point as well as Kf constant for cyclohexane can be found here. Compute the molar mass of menthol.
13.0 moles of gas are in a 4.00 tank at 24.9. Calculate the difference in pressure between methane and an ideal gas under these conditions. The van der Waals constants for methane
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