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Look at the following diagram: The ...

Look at the following diagram:

The enthalpy change for the reaction `A rarr B` will be

A

`-25 kJ`

B

`-40 kJ`

C

`+25 kJ`

D

`-65 kJ`

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The correct Answer is:
A
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RESONANCE-THERMODYNAMICS-Exercise-2 Part-1: Only one option correct type
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  5. From the following data of DeltaH, of the following reactions C(s)+(...

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  6. When 12.0 g of carbon reacted with limited quantity of oxygen, 57.5 kc...

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  7. The standerd enthalpy of formation of FeO and Fe(2)O(3) is -65 kcal "m...

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  8. In the reaction AB(2)(l)+3X(2)(g)hArrAX(2)(g)+2BX(2)(g)+2BX(2)(g)Delta...

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  10. The heat of formation of C(2)H(5)OH(l) is -66 kcal//"mole". The heat o...

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  11. The average Xe-F bond energy is 34 kcal/mol, first I.E of Xe is 279 kc...

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  12. Caesium chlorides is formed according to the following equation Cs(s)+...

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  13. The enthalpy of neutraliztion of weak base A OH and a strong base BOH ...

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  14. Equal volumes of molar hydrochloric acid and sulphuric acid are neutra...

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  15. The enthalpy of neutralization of 40.0 g of NaOH by 60.0 g of CH(3)COO...

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  16. Given Delta("ioniz")H^(o)(HCN)=45.2 kJ mol^(-1) and Delta("ioniz")H^(o...

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  17. A solution is 500 ml of 2M KOH is added to 500 ml of 2 M HCl and the m...

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  18. 50.0 mL of 0.10 M HCl is mixed with 50.0 mL of 0.10 M NaOH. The soluti...

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  19. The average O-H bond energy in H(2)O with the help of following data. ...

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  20. Enthalpy of polymerisation of ehtylene, as represented by the reaction...

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