Determine the heats of combustion
Determine the heats of combustion for the following reaction from the standard enthalpies of formation. Express answer in kilojoules.
2 CH3OH (l) + 3O2(g) = 2CO2(g) + 4 H2O(l)
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A flexible stick 2 m long is not fix in any way and free to vibrate. Sketch a clear drawing of the stick vibrating its first three harmonics, and then employ your drawing to determine the wavelengths of each of such harmonics.
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What would you expect to see the after the second development if a TLC plate showed two spots at 0.25 and 0.26 Rf. The plate was removed, the residual solvent evaporated and then the plate was returned to the developing chamber.
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The student's body temperature eventually dropped from40oC to 37oC. A feverish chemistry student weighing 75 kg was immersed in the 400 kg of water at 4.0oC in an attempt to reduce the fever.
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