Chemistry Practice Problems Entropy Practice Problems Solution: Iron melts at 1535°C and its enthalpy of fusion is...

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# Solution: Iron melts at 1535°C and its enthalpy of fusion is 13.8 kJ/mol. Calculate the entropy of fusion per mole of iron.

###### Problem

Iron melts at 1535°C and its enthalpy of fusion is 13.8 kJ/mol. Calculate the entropy of fusion per mole of iron.

Entropy

Entropy

#### Q. Calculate ΔS°298 for the following change.(a) SnCl4(l) ⟶ SnCl4(g)

Solved • Thu Nov 29 2018 09:26:04 GMT-0500 (EST)

Entropy

#### Q. The boiling point of chloroform, CHCl 3, is 61.2°C. Use Trouton’s rule to estimate the enthalpy of vaporization of chloroform.

Solved • Wed Nov 28 2018 17:24:17 GMT-0500 (EST)

Entropy

#### Q. When heated, the DNA double helix separates into two random coil single strands. When cooled, the random coils reform the double helix: double helix ⇌...

Solved • Wed Nov 28 2018 15:02:07 GMT-0500 (EST)

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#### Q. Consider the following reaction:   2NOBr(g) ⥫⥬ 2NO(g) + Br 2(g)      K = 0.42 at 373 KGiven that S° of NOBr(g) = 272.6 J/mol·K and that ΔS°rxn and ΔH°...

Solved • Wed Nov 28 2018 11:10:46 GMT-0500 (EST)