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The addition of s^2- ion to Fe(OH)2(s) results in the formation of FeS(s). Explain why the addition of S^2- ion to Cr(OH)3(s) does not result in the formation of Cr2S3(s)
E was found to be -2,000.00 kJ/mol of an unknown liquid hydrocarbon at 298 K. In another experiment it was determined that for each mole of hydrocarbon, 5 moles of oxygen gas are consumed
Use the Nernst equation to calculate the Cd2+ concentration when given cell potential of +0.768V and Mn2+ concentration of .500M
An oxidation-reduction reaction in which 3 electrons are transferred has a deltaG(standard)=+18.55 kJ at 25 C. What is the value of E(standard)
Geologists can estimate the age of rocks by their uranium-238 content. The uranium is incorporated in the rock as it hardens and then decays with first-order kinetics and a half-life of 4.5 billion years. A rock is found to contain 84.3% of the am..
Grignard reagents (RMgX) are extremely strong bases and nucleophiles. Comlete the following reactions which demonstrate these two properties.
Provide the arrow pushing mechanism of the synthesis of hexaphenylbenzene from diphenylacetylene
If a solution containing 48.91 g of mercury(II) acetate is allowed to react completely with a solution containing 7.410 g of sodium sulifide how many grams of a solid precipitate will be formed?
which anions generally form percipitates? what are the exceptions?
a balloon is filled to a volume of 7.00 times 10^2 mL at a temperature of 20.0 degrees celcius. the balloon is then cooled at constant pressure to a temperature of 1.00 times 10^2 K. what is the final volume of the balloon?
Calculate the pH of a 3.92×10^-3 M solution of H2SO4. (Ka = 0.0120 for HSO4-) 3-In a 4.66×10^-2 M solution, a monoprotic acid, is 20.4% dissociated. Calculate Ka for this acid
One a cold day a person takes a breath of 450 ml of air at a pressure of 745 mm Hg and room temperature of 21oC. What is the volume of this air in the lungs at 37oC and 758 mm Hg?
Consider the coordination of Cu2+ by the tridentate iminodiacetate ligand . When the monoprotonated form, , abbreviated HA , is added to an aqueous solution of Cu2+,
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