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For liquid ethanol at 25^(@)C,DeltaH(f)^...

For liquid ethanol at `25^(@)C,DeltaH_(f)^(0)=-277.69kJ*mol^(-1)`. Represent the thermochemical equation showing the formation reaction of liquid ethanol.

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2C(graphite)`+3H_(2)(g)+(1)/(2)O_(2)toC_(2)H_(5)OH(l),DeltaH_(f)^(0)=-277.69kJ*mol^(-1)`.
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CHHAYA PUBLICATION-CHEMICAL THERMODYNAMICS-SHORT TYPE QUESTIONS
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  2. In case of a solid or a liquid substance C(P,m)~~C(V,m), but in case o...

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  3. For liquid ethanol at 25^(@)C,DeltaH(f)^(0)=-277.69kJ*mol^(-1). Repres...

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  4. Reaction enthalpy for an exothermic reaction is negative- why?

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  5. For which of the following reactions does the standard enthalpy of rea...

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  6. Given: C(graphite, s)+O(2)(g)toCO(2)(g),DeltaH^(0)=x(1) C(graphite, ...

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  7. At 25^(@)C,DeltaH(f)^(0)=0 for graphite, but for diamond DeltaH(f)^(0)...

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  8. Mention two applications of Hess's law.

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  9. "At 25^(@)C, the standard heat of combustion of graphite is -94300cal*...

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  10. "At 25^(@)C, the standard heat of formation of H(2)O(l) is -285.83kJ*m...

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

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  13. Give two examples of spontaneous process.

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

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  15. An exothermic reaction associated with decrease in entropy takes place...

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

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

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

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

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

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