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Compute ΔS for each of the subsequent changes in state of 2.5 mol of a perfect monatomic gas with CV = 1.5R for all temperatures
a) (1.5 atm, 400K) --> (3.00 atm, 600K)b) (2.5 atm, 20.0 L) --> (2.00 atm, 30 L)c) (28.5 L, 400K) --> (42.0 L, 400K)
The infrared spectrum of the xanthene reduction product contains evidence that demonstrates that conjugation of the rings is still
What molarity of aqueous aluminum sulfate solution can be expected to show the same conductivity
Calculate the pH of the resultant mixtures: a. 10 ml of 0.2 M Ca(OH)2 + 25 ml of 0.1 M HCL b. 10 ml of 0.01 M H2SO4 + 10 ml of 0.01 M Ca(OH)2 c. 10 ml of 0.1 M H2SO4 + 10 ml of 0.1 M KOH
describe a working voltaic cell that incorporates a standard nickel half-cell and that has a net cell potential greater than 1 V. Include: 1. balanced equations and Enet calculations
What is the chemical formula of the precipitate that forms when a a aueous solution of sodium chloride is mixed with an aqueous solution
What is the purpose of putting anti-freeze in your car radiator? (Anti-freeze is usually Ethylene glycol)
Explain why a single Slater determinant is not exact for a system with more than one electron.
0.65 of hydrogen chloride () is dissolved in water to make 7.5 of solution. What is the of the resulting hydrochloric acid solution
Write balanced (a) molecular, (b) overall ionic, and (c) net ionic equations for the reaction between an aqueous solution of phosphoric acid, H3PO4(aq), and an aqueous solution of sodium hydroxide. The products are sodium phosphate and water.
In a Electrode Potential/Cell Reaction lab you conduct an experiment with a voltmeter connected to two electrodes, two solutions in beakers, and a salt bridge connecting them.
The excess EDTA from this reaction required 19.77 mL of 0.01883 M Pb2+ standard solution to reach an end point. Calculate [Cu2+] in the unknown
How many grams of sodium formate, NaCHO2, would have to be dissolved in 1.1 L of 0.20 M formic acid (pKa 3.74) to make the solution a buffer for pH 3.82
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