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Given the tabulated data, what is the lattice energy of crystalline calcium chloride?
heat of sublimation for calcium +178 kJ/mol
first ionization energy for calcium +590 kJ/mol
second ionization energy for calcium +1145 kJ/mol
heat of dissociation for chlorine +122 kJ/mol(Cl)
electron affinity for chlorine -349 kJ/mol
heat of formation for calcium chloride -796 kJ/mol
(0.0250 moles)(5 moles of the H20 / 1 mole of copper sulfate pentahydrate)(18.01 g/mol of H2O) = 2.25 grams, on top, in order to achieve the real molarity of CuSO4 when in solution?
George is measuring pH in a lab where the temperature is 58 C. If the pH goes up by one pH unit, what will be the change in mV of his glass electrode?
Describe the major absorption bands in the IR spectrum - indicate the bonds responsible for those peaks which prove you have synthesized isopentyl acetate and that it is an ester.
The original conditions on a container filled with gas at a constant temperature are 180 cc and 300 mm Hg. The desired new volume is 90 cc.
What is the oxidizing agent, the reducing agent, and the substances being reduced and oxidized for the following Redox Equation
What are the mole fractions of ethanol, C2H5OH, and water in a solution prepared by mixing 55g of ethanol with 45g of water
Draw the product obtained when trans-3-octene is treated first with Br2 in CH2Cl2, second with NaNH2 in NH3
if a 189-mg piece of gold density 19.32 gcm3 is hammered into a sheet measuring 2.4 ft 1.0 ft what is the average
explain how to determine the instantaneous rate of formation of i3- at exactly 20 minutes. draw on the graph above as part of your. explanation.
Calculate the de Broglie wavelength, in nm, of a baseball of 5.25 ounces with a speed of 97.0 mph
Optical fibers allow the fast transmission of vast amounts of data. In one type of fiber, the wavelength of transmitted light is 1.3 X 10^3nm. (a) What is the frequency of the light
consider the titration of 25.00ml of 0.650 M propanoic acid, HC3H5O2 ( Ka = 1.3 X 10^-5), with 0.750 M sodium hydroxide, NaOH, and answer the following questions?
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