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The presence of the carbon-carbon double bond in eugenol can be tested using the bromine water test. Write a balanced equation for the reaction involved in this test.
Calculate the freezing point of an aqueous solution formed by dissolving 4.22 g of KCl in 25.00 mL of water. Kf for water is -1.86 degrees C/m. Assume the density of water
a procedural change would be essential if a boy want to determine the tomato juices acidity by titrating a sample of
Assuming that each tank car had a capacity of 33,500 gal, knowing that the density of liquid propane at its boiling point (-44.5°C) is 0.5853 g/cm3, and assuming that the propane vaporized and warmed to 25°C
a balloon has a volume of 3.00 liters and a temperature of 56.0 celcius.if the volume increases to 7.00 lieterswhat is
At a certain temperature the equilibrium pressure is .718 atm. Calculate Kp for the reaction
calculate the wavelength in nm of an electron traveling at 75% the speed of light. (mass of the electron = 5.4858 x 10^-4 amu)
When Cl2 is used as water disinfectant, the following reactions should be used to determine the concentration of different species.
Report the actual mass of H2O delivered to the flask. (Density of water = 1g/mL at 25°C.) (Poured 100mL of water in flask)
At 295 K, Keq = 7.0 x 10-2 for the following equilibrium: NH4HS(s) = NH3(g) + H2S(g) What is the equilibrium partial pressure (in atm) of H2S
Write the electron configuration and shell diagram for each of the following elements: a) magnesium b) arsenic c) iodine
Lysine is an amino acid that is an essential part of nutrition but which is not synthesized by the human body.
a reaction takes place in which a gas is one of the products. The gas had a d=1.81 g/L at 1.00 atm and 23 degrees C. What is the molar mass and identity of the gas?
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