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The factor that does not influence the heat of reaction is...

A. method by which reactants change to products

B. chemical state of the reactants and products

C. whether it is taking place at constant temperature

D. All the above

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  1. Heat of combustion of methane and ethane are -291.7 Kcal & — 441.2 Kcal respectively:
  2. In a thermal decomposition reaction, sign of ∆H may be...
  3. A person requires 2870 Kcal of energy for leading a normal life. If heat of combustion of cane sugar…
  4. Heat of reaction
  5. The total heat content of a system is known as....
  6. Heat of neutralisation of HCI and NaOH is -57.32 KJ per gram equivalent and that of acetic acid and…
  7. In a spontaneous irreversible process, the total entropy of the system & its surroundings
  8. Heat of Reaction between sodium hydroxide and hydrochloric acid is 57.32 KJ mole-1. So heat of…
  9. 10 gm of ice at 0°C is placed into 100 gm of water at 50°C. Hie temperature of water after the…
  10. The heat of neutralisation of a strong acid and a strong base is equal to......................K.Cal gm eq-1
  11. The solution energy of AI+++ion is more than that of Mg+++ due to...
  12. The factor that does not influence the heat of reaction is...
  13. Heat of fusion of a molecular solid is
  14. On burning hydrogen in an atmosphere of chlorine, 1.65 gm of HC1 was obtained and 1 Kcal of heat was…
  15. For the reaction C+O2→CO2        ∆H1=394 KJ mole-12CO+O2→2CO2∆H2=569 KJ∆H for 1 mole formation of CO is...?
  16. The apparatus used for measuring the heat changes is known as ...
  17. Heat of combustion of S (Rhombic) and S (monoclinic) are -297.5 KJ and -300 KJ mole-1 respectively.…
  18. A person requires 2870 Kcal of energy for leading a normal life. If heat of combustion of cane sugar…
  19. The heat change taking place in the reactionH2 OI→H2Og,∆HfH2 Og=-57K Cal∆HfH2 OI=68.3K Cal is..?
  20. The highest temperature at which vapour pressure of a liquid can be measured is..
  21. For a reaction 2 SO2g+O2g→2 SO3;g∆G°=-141.8 KJ-1So the driving force…
  22. Internal energy of the elements is assigned a value of................................cal per mole at…
  23. In reaction Cs+O2g→CO2g ∆H=-94.3 K cal mol-1
  24. 1 Joule is equal to
  25. 35.5 gm of chlorine gas is allowed to expand freely in vacuum at 25°C. Then AH for this process…
  26. The enthalpy of the elements in their standard states is taken as zero. So the enthalpy of formation…
  27. If temperature is kept constant during the reaction, the process is said to be.......................
  28. The molar entropy of vaporisation of a liquid at its boiling point is