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Give the state of reaction when Delta G ...

Give the state of reaction when `Delta G = 0`.

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When `Delta G = 0` reactions is equiibrium.
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Give the state of reaction when Delta G lt 0

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Standard Gibb's energy of reaction (Delta_(r )G^(@)) at a certain temperature can be computed Delta_(r )G^(@)=Delta_(r)H^(@)-T.Delta_(r )S^(@) and the change in the value of Delta_(r)H^(@) and Delta_(r)S^(@) for a reaction with temperature can be computed as follows : Delta_(r )H_(T_(2))^(@)-Delta_(r )H_(T_(1))^(@)=Delta_(r )C_(p)^(@)(T_(2)-T_(1)) Delta_(r )S_(T_(2))^(@)-Delta_(r )S_(T_(1))^(@)=Delta_(r )C_(p)^(@)ln.(T_(2)/T_(1)) " "Delta_(r )G^(@)=Delta_(r)H^(@)-T.Delta_(r)S^(@) and " by "Delta_(r )G^(@)=-"RT " ln K_(eq) . Consider the following reaction : CO(g)+2H_(2)(g)iffCH_(3)OH(g) Given : Delta_(f)H^(@)(CH_(3)OH,g)=-201 " kJ"//"mol", " "Delta_(f)H^(@)(CO,g)=-114" kJ"//"mol" S^(@)(CH_(3)OH,g)=240" J"//"K-mol, "S^(@)(H_(2),g)=29" JK"^(-1)" mol"^(-1) S^(@)(CO,g)=198 " J"//"mol-K, "C_(p,m)^(@)(H_(2))=28.8 " J"//"mol-K" C_(p,m)^(@)(CO)=29.4 " J"//"mol-K, "C_(p,m)^(@)(CH_(3)OH)=44 " J"//"mol-K" and " "ln ((320)/(300))=0.06 , all data at 300 K Delta_(r )H^(@) at 300 K for the reaction is :

Standard Gibb's energy of reaction (Delta_(r )G^(@)) at a certain temperature can be computed Delta_(r )G^(@)=Delta_(r)H^(@)-T.Delta_(r )S^(@) and the change in the value of Delta_(r)H^(@) and Delta_(r)S^(@) for a reaction with temperature can be computed as follows : Delta_(r )H_(T_(2))^(@)-Delta_(r )H_(T_(1))^(@)=Delta_(r )C_(p)^(@)(T_(2)-T_(1)) Delta_(r )S_(T_(2))^(@)-Delta_(r )S_(T_(1))^(@)=Delta_(r )C_(p)^(@)ln.(T_(2)/T_(1)) " "Delta_(r )G^(@)=Delta_(r)H^(@)-T.Delta_(r)S^(@) and " by "Delta_(r )G^(@)=-"RT " ln K_(eq) . Consider the following reaction : CO(g)+2H_(2)(g)iffCH_(3)OH(g) Given : Delta_(f)H^(@)(CH_(3)OH,g)=-201 " kJ"//"mol", " "Delta_(f)H^(@)(CO,g)=-114" kJ"//"mol" S^(@)(CH_(3)OH,g)=240" J"//"K-mol, "S^(@)(H_(2),g)=29" JK"^(-1)" mol"^(-1) S^(@)(CO,g)=198 " J"//"mol-K, "C_(p,m)^(@)(H_(2))=28.8 " J"//"mol-K" C_(p,m)^(@)(CO)=29.4 " J"//"mol-K, "C_(p,m)^(@)(CH_(3)OH)=44 " J"//"mol-K" and " "ln ((320)/(300))=0.06 , all data at 300 K Delta_(r )G^(@) at 320 K is :

What change in colour is observed when white silver chloride is left exposed to sunlight? State the type of chemical reaction in this change.

OMEGA PUBLICATION-THERMODYNAMICS-MULTIPLE CHOICE QUESTIONS (MCQ)
  1. Give the state of reaction when Delta G = 0.

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  2. The intensive property among these quantities is

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  3. Identify the extensive property among the followings

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  4. An adiabatic expansion of an ideal gas always has

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  5. During isothermal expansion of an ideal gas, its

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  6. Enthalpy of a reaction Delta H is expressed as

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  7. The heat required to raise the temperature of a body by 1C degree is c...

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  8. According to the second law of thermodynamics , a process (reaction is...

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  9. Considering entropy (S) as a thermodynamic parameter the criterion fo...

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  10. Delta G = Delta H - T Delta S was given by

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  11. What is pistil?

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  12. The occurrence of reaction is impossible if

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  13. One calorie is equivalent to

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  14. For an adiabatic proces which of the following relations is correct ?

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  15. For the reactions : C(s) + O(2) (g) to CO(2) (g)

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  16. For the reaction : C(3)H(8)(g) + 5O(2) (g) to 3 CO(2) (g) + 4H(2) O...

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  17. Which one of the following expressions represents the first law of the...

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  18. For a reaction N(2(g)) + 3H(2(g)) hArr 2NH(3(g))

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  19. What do mean by the term- Weed?

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  20. What are trees? Give two examples?

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  21. For a reversible process at equilibrium, the change in entropy may be ...

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