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Does the entropy of the system increase ...

Does the entropy of the system increase or decrease in the reaction: `2O_(3)(g)to3O_(2)(g)`? Explain with reason.

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Increases, the number of gaseous molecules increases, consequently , the randomness as well as the entropy of the system increases.
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Which one of the given reactions indicates the formation reaction of the compound produced in the reaction? (i) S (moochlinic,s) +O_(3)(g)toSO_(3)(g) (ii) C (graphite, s) +2H_(2)(g)toCH_(4)(g) (iii) N_(2)(g) +O_(2)(g) to 2NO(g) .

Discuss the rate of the reaction 2N_(2)O_(5(g)) rarr 4NO_(2(g))+O_(2(g))

If the volume of the vessel in which the reaction, 2NO(g)+O_(2)(g)=2NO_(2)(g) is occurring, is diminished to one third of its initial volume, the rate of the reaction will be increased by (here, g = gas)

Predict the sign of entropy change is the following reactions 2H_2(g)+O_2(g)rarr 2H_2O(g)

CHHAYA PUBLICATION-CHEMICAL THERMODYNAMICS-SHORT TYPE QUESTIONS
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  2. At 25^(@)C,DeltaH(f)^(0)=0 for graphite, but for diamond DeltaH(f)^(0)...

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  3. Mention two applications of Hess's law.

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  7. C(s)+(1)/(2)O(2)(g)toCO(g),DeltaH=-110.4kJ. Does this DeltaH represent...

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  8. Give two examples of spontaneous process.

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  9. When an adiabatic process is said to be an isoentropic process ?

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  11. What are the conditions of spontaneity and equilibrium for a process i...

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  12. Cl(g)+Cl(g) toCl(2)(g). What will be the sign of DeltaH and DeltaS in ...

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  13. Why is soild NaCl soluble in water although enthalpy of solution for N...

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  14. Why is the entropy of ice less than that of water?

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  15. Does the entropy of the system increase or decrease in the reaction: 2...

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  16. Why is (DeltaS("system")+DeltaS("surroundings")) zero is a reversible ...

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  17. Many spontaneous processes are accompanied by decrease in entropy-expl...

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  18. Why is the entropy of any pure and perfectly crystalline substance at ...

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  19. Why solidification of water does not occur spontaneously although it i...

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  20. Why is Gibbs free energy called 'free energy' ?

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