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Gibbs Free Energy

Q. An important ore of lithium is spodumene, LiAlSiO6. To extract the metal, the α form a spodumene is first converted into the less dense β form in preparation for the subsequent leaching and washing steps. Be sure to answer all parts. Use the following data to calculate the lowest temperature at which the α to β conversion is feasible:

Solved • Nov 19, 2019

Alpha Decay

Q. Write the balanced nuclear equation for alpha decay of polonium-218. Include both the mass numbers and the atomic numbers with each nuclear symbol. Use the "sub-script" button in the answer palette to enter these numbers correctly. Greek letters can be accessed in the drop-down menu that says "Main Keypad."

Solved • Nov 20, 2019

Radioactive Decay

Q. Complete each of the following nuclear decay reactions. 0-β 0-e 4-α 0-β

Solved • Nov 20, 2019

Beta Decay

Q. Write the balanced nuclear equation for β^- decay of francium-223. Include both the mass numbers and the atomic numbers with each nuclear symbol. Use the "isotope" button in the answer palette to enter these numbers correctly. Greek letters can be accessed in the drop-down menu that says "-select-."

Solved • Nov 20, 2019

Radioactive Decay

Q. Complete each of the following nuclear decay reactions. 0-β 0-e 4-α 0-β

Solved • Nov 20, 2019

Radioactive Decay

Q. Complete each of the following nuclear decay reactions. 0-β 4-α 0-e 0-β 27-Mg → 27-Al + ___

Solved • Nov 20, 2019

Gibbs Free Energy

Q. In the process of respiration, glucose is oxidized completely. In fermentation, O2 is absent, and glucose is broken down to ethanol and CO2. Ethanol is oxidized to CO2 and H2O. (c) Calculate ΔG°rxn for fermentation of 1.00 g of glucose. (d) Calculate ΔG°rxn for oxidation of the ethanol from part (c).

Solved • Nov 19, 2019