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The standard' enthalpy'of formation of d...

The standard' enthalpy'of formation of diamond is not taken as zero, whereas that for graphite is take as zero. Give reason.

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  5. Predict the sign of entropy change in the following reactions. i) O2(...

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  7. Under what conditions will the reaction ocçur, if i) both 'Delta H' a...

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  8. Match the following: '(##VPUHSSCHEXIC06E02024Q01##)'

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  9. Is whe bond energy of the two OH bonds in water molecule equal why? Ho...

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  10. Thermodynamics deals with macroscopic properties. a) What is the dif...

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  11. Predict the sign of entropy change for each of the following changes o...

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  12. Predict the entropy change (positive/negative) in the following: i) A...

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  13. State first law of Thermodynamics. Heat (q) and work done (w) individu...

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  14. For the process to occur under adiabatic conditions, the'correct condi...

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  15. An exothermic reaction is 'X rarr Y' is spontaneous in the back direct...

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  16. A gas absorbs120J of heat and expands against the external pressure of...

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  17. The heat of combustion of methane at constant volume measured in a bom...

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  18. Calculate the enthalpy change on freezing of '1.0 mol' of water at '10...

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