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Question- Make a sketch of the voltaic cell represented by the following line notation. Write the overall balanced equation for the reaction and calculate E°cell.
Mn(s)?Mn2+(aq) ?? ClO2?(aq)?ClO2(g)?Pt(s)
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Potassium hydroxide is used to precipitate each of the cations from their respective solution. Determine the minimum concentration of KOH required for precipitation to begin in each case
Explain how many grams of glucose need to be burned to heat a block of metal from 23 °C to 167 °C? The piece of metal has a density of 3.438 g mL-1, a specific heat of 0.476 J g-1 °C-1, also has dimensions of 2.2×2.63×1.17 cm. Mass of metal block(..
The water level in a graduated cylinder initially at 223 mL rises to 282 mL after a piece of lead is submerged. What is the mass in grams of the lead?
starting with toluene as the only organic starting material and utilizing an organocopper coupling method
Is the radial distribution function (RDF) ever negative. Mathematically, why or why not? What does that mean physically
what is the energy required for an electronic transition from n = 2 to n = 3 in a hydrogen atom? A. 7.87E-19J B. 5.45E10-19J C. 3.03E10-19 D. 2.42E-10J
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The Kc for the reaction of hydrogen and iodine to produce hydrogen iodide equals 54.3 at 430 C. Calculate the equilibrium concentrations of H2,I2
The smallest unit of charge is -1.6× 10-19 C, which is the charge (in coulombs) of a single electron. Robert Millikan was able to measure the charge on small droplets of oil by suspending them between a pair of electrically charged plates.
A voltaic cell is prepared in which aluminum metal is oxidized to Al3+, and nickel(II) is reduced to nickel metal. Which of the following represents the correctly balanced equation for this reaction
Consider a mixture is a 2 dm^3 flask at 27 degree C. For each of the following mixtures, calculate the partial pressure of each gas, the total pressure, and the compositon of the mixture in mole percent. (Hint: for mole percent take your answer fo..
the specific heat of toluene c7h8 is 1.13 jg k. how many joules of heat are needed to raise the temperature of 50.0 g
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