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The first ionization energy for a gas phase atom of a particular element is 6.24 x 10-19 J. What is the maximum wavelength of electromagnetic radiation that could ionize this atom?
at 84 degrees C the total vapor pressure of a solution contains 1.2 moles A and 2.3 moles B is 331 mmHg. Upon the addition of another mole of B to the solution, the vapor pressure increasing to 347mmHg.
It takes 78.2 J of energy to raise the temperature of 45.6 g of lead by 13.3 oC. What is the specific heat capacity of Pb? What is the molar heat capacity of Pb.
A voltaic cell is constructed with two Zn+2-Zn electrodes. The two cell compartments have [Zn+2]=5.00 M and [Zn+2]=1.00 x 10^-2 M, respectively. What is the standard emf of the cell?
A trial of this decomposition experiment, using different quantities of reactants than those listed in the question above produced the following data: Volume of O2 produced at room conditions
The water level in a graduated cylinder initially at 211 rises to 282 after a piece of lead is submerged. What is the mass in grams of the lead.
Calculate the heat of reaction for the same reaction where water is a gaseous product instead of a liquid.
determine the rate law and rate constant for the gas-phase reaction of nitrogen monoxide and chlorine.
What kinds of supplies/animals do you bring, and how long do you anticipate your voyage taking. Be specific and use specific examples of the kinds of winds, currents, gyres, and temperatures (and whatever else you will need to provide to justify y..
When 14.0ml of HCl of unknown concentration (but less than that of the base) are reacted with 15 ml of 3.218M NaOH, 2.01KJ of heat are released. What is the molarity of the HCl solution
Identify the element oxidized and the element reduced, in this chemical equation:
A reverse osmosis unit is to be used to concentrate the aqueous solution of metal complexes left over from a metal finishing operation. A pressure of 100 bar is exerted on the solution side of the membrane during concentration.
An experiment requires 43.0 of ethylene glycol, a liquid whose density is 1.114 . Rather than weigh the sample on a balance, a chemist chooses to dispense the liquid using a graduated cylinder. What volume of the liquid should he use?
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