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The work function (i.e binding energy) W, of cesium of metal is 3.43 x 10^-19 J. Calculate the kinetic energy of the ejected electron if light of frequency 1.00 x 10^15 s-1 is used for irradiating the metal.
Vapor pressure measurements at several different temperatures are shown below for mercury. Determine graphically the molar heat of vaporization for mercury.
trigonal bipyramidal E.octahedral F. T-shaped, G. see-saw, butterfly, or unsymmetrical tetrahedron, What is the hybridization of antimony
If acetic acid has a pure vapor pressure of 20 torr at 30 degrees C and acetaldehye has a pure vapor pressure of 1000 torr at 30 degrees C, a mixture of 12 moles of acetic acid
A liquid unknown was found to be insoluble in water and soluble in cyclohexane and alcohol; the unknown was found to have a boiling point of 58 degrees C at 670mm Hg
Which of the following ideal aqueous solutions would be predicted to have the highest vapor pressure. 2.00 m MgBr2
How much heat does it take to change solid ice at 0 degrees Celcius to steam at 100 degrees Celcius?
at 986°C is 0.63. A rigid cylinder at that temperature contains 1.2 atm of carbon monoxide, 0.20 atm of water vapor, 0.30 atm of carbon dioxide, and 0.27 atm of hydrogen. Is the system at equilibrium?
Based on understanding of enthalpy, what is the sign of dH for the binding of Cu2+ to soil. Explain.
Calculate the mass of sugar (C12H22O11) that must be dissolved in 700 g of water to prepare 20% sugar solution
Choose the most likely pattern for the crystal field diagram for the complex trans-[Ni(NH3)2(CN)4]2-, where CN- produces a much stronger crystal field than does NH3.
Use the standard enthalpy change of formation data to calculate the standard enthalpy change of combustion of C5H12O.
Given that the Ka of boric acid is 5.8x10^-10M, what is the pH of a 0.50M boric acid solution? Are there any good approximation available?
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