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what is the lewis structure and molecular geometry of pernitrate and carbonate ion?
The vapor pressure of pure acetone (propanone) is 266 torr. When a non-volatile solute is added, the vapor pressure of acetone above the solution falls to 232 torr. What is the mole fraction of the non-volatile solute in the solution?
One mole of an ideal gas with Cv,m = 3R/2 initially at 325K and 1.5*10^5 Pa undergoes a reversible adiabatic compression. At the end of the process, the pressure is 2.50 * 10^6 Pa.
Calculate the masses of the reactants and products of the following equation. Please show work.
When there are branches in either the acid or the alcohol, how do you name the ester formed from the reaction of these two? For example,
Calculate the boiling point (in Celsius) of 25% of an antifreeze in water. The antifreeze is a covalent compound with a molar mass
Calculate the equilibrium constant (Keq) for the reaction of equimolar amounts of acetophenone and sodium hydroxide to generate the enolate.
What volumes of CO2 and NH3 at 201 atm and 450.°C are needed to produce 2.54 kg of urea, assuming the reaction goes to completion?
a certain substance has a molar enthalpy of vaporization of 31.6 kj mol. How much of the substance is in a sample that requires 57.0kJ to vaporize?
Silver has two isotopes and an average atomic mass of 107.87 amu. If 48.18% of Ag exists as Ag-109 (108.9047 amu), what is the identity of the other isotope?
How many mL of oxygen gas, measured at 757.2 mm HG (uncorrected) and 22.8 C by the displacement of water, would you expect to obtain from the complete decomposition
How many grams of potassium hydroxide (KOH) must be dissolved in 820 mL of water to make a solution with a pH = 11.1?
What is the wavelength (in nm) of the line in the spectrum of the hydrogen atom that arises from the transition of the electron from the orbital with n =3 to the orbital
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