Explain the entropy of a collection of molecules

Reference no: EM13277187

If the entropy of a collection of molecules in 50,000 boxes is 3.73E-20 J/K, how many molecules are there?

Reference no: EM13277187

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Compute the standard enthalpy of formation of octane : 2C8H18(l) + 25O2(g) => 16CO2(g) + 18H2O(l) ?H = -11,200. kJ Standard enthalpies of formation, ?Hf: CO2(g), -393.5 kJ/mol; H2O(l), -285.8 kJ/mol Use the above data to calculate the standard enthalpy of formation of octane, C8H18(l).

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Explain the entropy of a collection of molecules : If the entropy of a collection of molecules in 50,000 boxes is 3.73E-20 J/K, how many molecules are there

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