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Predict the sign of the entropy change for each of the following processes and give your reasoning...

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Chemistry

Predictthe sign of the entropy change for each of the following processesand give your reasoning why:

1.Solid sugar is added to water to form a solution.

2.Iodine vapor condenses on a cold surface to formcrystals.

3.N2(g) +3H2(g)2 NH3(g)

4.H2O(l)H2O(g)

5.CaCO3(s)CaO(s) +CO2(g)

6.NH4NO3(s) +H2O(l)NH4+(aq) +NO3-(aq)

Please let me know why for eachquestions

Answer & Explanation Solved by verified expert
3.9 Ratings (609 Votes)
Entropy is the measure of disorderness of the system Gas molecules are more disordered than liquid molecules solid molecules and liquid molecules are more disordered than solid Therefore order of entropy is gas liquid solid Examples When solid is converted to liquid or gas entropy increases Sign of entropy ve When gas is    See Answer
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