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If temperature is kept constant during the reaction, the process is said to be.......................

A. Adiabatic

B. Isobaric

C. Isothermal

D. none of above

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