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When a gram atom of carbon is converted ...

When a gram atom of carbon is converted into a gram molecule of carbon dioxide, the heat liberated is the same

A

irrespective of whether the volume or pressure is kept constant

B

irrespective of the temperature at which the reaction was carried out

C

whether the carbon taken was graphite or diamond

D

whether the reaction was carried out in one step or whether the carbon was first converted to carbon monoxide and then to carbon dioxide

Text Solution

Verified by Experts

The correct Answer is:
D
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CENGAGE CHEMISTRY-THERMODYNAMICS AND THERMOCHEMISTRY-MANDATORY EXERCISE ( EXERCISE SET - II)
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  2. The enthalpy of combustion of a substance is

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  3. When a gram atom of carbon is converted into a gram molecule of carbon...

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  5. Standard molar enthalpy of formation of CO(2), is equal to

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  6. Heat of formation (Delta Hf) of compounds are:

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  7. Difference between heat of reaction at constant pressure and constant ...

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  8. Reaction H(2)(g) + I(2) (g) to 2HI, Delta H("rxn") = 12.40 Kcal heat ...

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  9. For the reaction. (i) H(2) (g) + Cl(g) to 2HCI(g) + x kJ (ii) H(2)...

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  10. The amount of heat liberated when one mole of NH(4)OH reacts with one ...

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  11. Delta H("neutrallisation") for the reaction . NaOH + HCl to NaCl + ...

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  14. Given that A(s) to A(l),Delta H(1) = x A(l) to A(g) , Delta H(2) =...

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  15. On combustion carbon forms two oxides CO and CO(2) heat of formation o...

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  16. Heat evolved in calorie by the combustion of 1g of a fuel is called

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  17. When 5 ml of a strong acid is added to 5 ml of an alkali the temperatu...

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  18. The bond dissociation energy of C-H in CH(4), from the equation . C...

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  19. Energy required to dissociate 4 g of gaseous hydrogen into free gaseou...

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  20. Delta H and Delta E for the reaction S(s)+(3)/(2)(g) to SO(3)(g) are r...

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