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Two moles of ideal gas at atmosperic pressure 20 degree celcius is confined to a closed container of volume 1.5 liter. What is the pressure in the container if the temperature registers 167 degrees celcius?
One can approximate boiling point at reduced pressure using a pressure-temperature nomograph. What would you expect the observed boiling pint to be at 50 torr(mm) for a liquid that has a boiling point
Find the pH of a solution and other stuff like that. How do I know what to do when dealing with different combinations of strong/weak acids and bases in regards to titration and buffers
A metal rod has a mass of 17.62 g. A graduated cylinder contains 28.9 mL of water. The metal rod is added to the cylinder. The final water level is 35.1 mL. What is the density of the metal rod?
oxygen gas is contained in a 30.0 l tank at a pressure of 4.07 atm. the tank is connected by tubing to a second empty
At equilibrium, the concentration of the product methanol was found to be 0.060 M. The value of the equilibrium constant Kc for this reaction is
Calculate the change in enthalpy of this reaction. Specific heat of the solution = 4.184 J/(g oC) State your answer in kJ with 3 significant figures. Don't forget to enter the unit behind the numerical answer. The molecular weight of KOH is 56.2 g..
synthesis of methyl orange as a guide, outline an experimental strategy for its synthesis, using any shelf-stable starting materials of your choice. Be sure to also include relevant details such as solvents, reaction temperature, cooling/heating
A chemist trying to synthesize a particular compound attempts two different synthesis reactions. The equilibrium constants for the two reactions are 23.3 and 2.2 x 10^4 at room temperature.
Calculate the amount of heat (cal) necessary to convert 34g of ice at -3oC into liquid water at 25oC.
What is the significance of high pressure used in HPLC?
What is the pH during the titration of 25.00mL of 0.10M NH3 (Kb = 1.8 x 10-5) after the addition of 10.00mL of 0.10M HCl titrant?
Hospital X-ray generators emit X rays with wavelength of about 15.0 nanometers (nm), where 1nm=10^9-m. What is the energy of a photon of the X rays
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