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Explain a sample of liquid mercury mass 67 g and temperature 92 C is poured into 96 g of H2O at 15 C. Compute the final temperature of the mixture assuming no heat is lost. The heat capacities of Hg as well as H2O are 27.98 and 75.33 J/mol/K, respectively.
What is the coordination number of each sphere in a three-dimensional, close-packed array of equal-sized spheres
What is the volume of 1.31 kg of mercury at 25 C? You can use any reliable reference to look up the density of mercury.
A voltaic cell is constructed with two silver-silver chloride electrodes, where the half-reaction is AgCl (s) + e-? Ag (s) + Cl- (aq) E° = +0.222 V
to test the effectiveness of a gunpowder mixture 1 gram was exploded under controlled stp conditions and the reaction
NaOH was added. Assuming no volume change, calculate the pH of the solution
Write the reaction equation showing structural formulas for the formation of an ester from 2-methyl-1-butanol and acetic acid?
What is the molality of CrCl3 in a solution prepared by dissolving 75.2 g chromium(III) chloride hexahydrate in 250.0 g of water.
Compare the eclipsed conformers of 1,1,1-trifluorobutane (C2-C3). Why is one of the eclipsed conformers most stable. Why is one of the eclipsed conformers least stable
a photon in the gamma ray region of the electromagnetic spectrum has an energy of 9.12 times 10-14 j calculate the wave
an excited hydrogen atom emits light with a frequency of 1.141 x 10E14 hz to reach the energy level for which n-4. in what principal quantum level did the electron begin?
a compound of iodine and cesium contains 63.05 g of metal and 67.75 g of nonmetal. how many grams of cesium are in
Octane has a density of 0.692 g/mL at 20 C. How many grams of O_2 are required to burn 1.50 gal of C_8H_18?
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