Home
Class 12
CHEMISTRY
At 5 xx 10^(5) bar pressure density of d...

At `5 xx 10^(5)` bar pressure density of diamond and graphite are `3 g//c c` and `2g // c c` respectively, at certain temperature 'T'. Find the value of `DeltaU - DeltaH` for the conversion of 1 mole of graphite to 1 mole of diamond at temperature 'T' :

A

100 kJ/mole

B

50 kJ/mole

C

`-100" kJ/mole"`

D

300 kJ/mole

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • THERMODYNAMICS & THERMOCHEMISTRY

    VMC MODULES ENGLISH|Exercise Impeccable|48 Videos

  • THERMODYNAMICS & THERMOCHEMISTRY

    VMC MODULES ENGLISH|Exercise Enable|49 Videos

  • THERMODYNAMICS

    VMC MODULES ENGLISH|Exercise JEE ADVANCED (ARCHIVE)|44 Videos

Similar Questions

Explore conceptually related problems

At 5xx10^(4) bar pressure density of diamond and graphite are 3 g//c c and 2g//c c respectively, at certain temperature 'T' .Find the value of DeltaU-DeltaH for the conversion of 1 mole of graphite to 1 mole of diamond at temperature 'T' :

At 5xx10^(5) bar pressure, density of diamond and graphite are 3 g//c c and 2g//c c respectively, at certain temperature T. (1 L. atm=100 J)

Densities of diamond and graphite are 3 and 2 g mL^(-1) , respectively. The increase of pressure on the equilibrium C_("diamond") hArr C_("graphite")

Densities of diamond and graphite are 3.5 and 2.3 g mL^(-1) , respectively. The increase of pressure on the equilibrium C_("diamond") hArr C_("graphite")

Densities of diamond and graphite are 3.5g//mL and 2.3g//mL Delta_(r)H=-1.9kJ//mol Favourable conditions for formation of diamond are:

Densities of diamond and graphite are 3.5 and 2.5 gm/ml. C_("daimond") hArr C_("graphite") , Delta_(t) H = -1.9 KJ/ mole favourable conditions for formation of diamond are

Densities of diamond and graphite are (3.5g)/(mL) and (2.3g)/(mL) . C (diamond) equilibrium C (graphite) Delta_(7)H=-1.9(kJ)/("mole") Favourable conditions for formation of diamond are:

The densities of graphite and diamond at 298K are 2.25 and 3.31gcm^(-3) , respectively. If the standard free energy difference (DeltaG^(0)) is equal to 1895Jmol^(-1) , the pressure at which graphite will be transformed into diamond at 298K is

The value of K_(p) for the reaction, A(g) +2B(g) hArr C(g) is 25atm^(-2) at a certain temperature. The value of K_(p) for the reaction , (1)/(2) C(g) hArr (1)/(2) A(g)+B(g) at the same temperature would be :

The densities of graphite and diamond are 22.5 and 3.51 gm cm^(-3) . The Delta_(f)G^(ɵ) values are 0 J mol^(-1) and 2900 J mol^(-1) for graphite and diamond, respectively. Calculate the equilibrium pressure for the conversion of graphite into diamond at 298 K .

VMC MODULES ENGLISH-THERMODYNAMICS & THERMOCHEMISTRY-Efficient
  1. 25.0 mL of 1.0M HCl is combined with 35.0 mL of 0.5 M NaOH. The initia...

    Text Solution

    |

  2. The reaction 3O(2)(g) rarr 2O(3)(g), Delta(r )H > 0. What can be conc...

    Text Solution

    |

  3. When 5.0 mL of a 1.0 M HCl solution is mixed with 5.0 mL of a 0.1 M Na...

    Text Solution

    |

  4. Which of the following reactions doesn’t represent the standard state ...

    Text Solution

    |

  5. What can be accurately predicted for the isomerization reaction betwee...

    Text Solution

    |

  6. At 5 xx 10^(5) bar pressure density of diamond and graphite are 3 g//c...

    Text Solution

    |

  7. The enthalpies of neutralization of a weak base AOH and a strong base ...

    Text Solution

    |

  8. What is the bond enthalpy of Xe-F bond ? XeF(4)(g)rarrXe^(+)(g)+F^(-...

    Text Solution

    |

  9. Combustion of sucuose is used by aeroic organisms for providing energy...

    Text Solution

    |

  10. The freezing of any liquid to a solid is expected to have:

    Text Solution

    |

  11. The enthalpy of neutralization is about 57.3 kJ for the pair

    Text Solution

    |

  12. Consider the reaction below at 298K, C("graphite")+2H(2)(g) to CH(4)...

    Text Solution

    |

  13. Given triangle(r)H^(@) ("kJ/mol") S(m)^(@) ("J/mol-K") C Cl(4)(l)-13...

    Text Solution

    |

  14. Calculate the change in molar Gibbs energy of carbon dioxide gas at 20...

    Text Solution

    |

  15. What will be the value of triangle(r)S(sys)^(@) for the following reac...

    Text Solution

    |

  16. A certain process releases 64.0 kJ of heat, which is transferred to th...

    Text Solution

    |

  17. A certain homogenous gas-phase reaction is exothermic and proceeds wit...

    Text Solution

    |

  18. Which of the following proceeds with decrea se in entropy?

    Text Solution

    |

  19. The standard enthalpy of formation of gaseous H(2)O at 298 K is -241.8...

    Text Solution

    |

  20. Delta(r)H^(@) for solid-to-liquid transitions for proteins A and B are...

    Text Solution

    |