Home
Class 11
CHEMISTRY
The combustion of 1.00 mole of mehtane ,...

The combustion of 1.00 mole of mehtane , `CH_(4)`,produces carbon dioxide and water releases `802Kjxxmol^(-1)` .when 3.00 mol oxygen reacts with a stoichiometric quantity o fmethane , what is `DeltaH` for the reaction ?

A

`-1.20xx10^(3)Kj`

B

`-8.02xx10^(2)KJ`

C

`8.02xx10^(2)Kj`

D

`1.20xx10^(3)Kj`

Text Solution

Verified by Experts

The correct Answer is:
a
Promotional Banner

Topper's Solved these Questions

  • SALT ANALYSIS

    GRB PUBLICATION|Exercise Subjective Type|69 Videos

Similar Questions

Explore conceptually related problems

For the combustion of 1 mole of n-octane C_(8)H_(10(I)) producing carbon dioxide and water vapour at 25^(@)C

When C_(2)H_(4) is burnt in air, carbon dioxide and water are formed. If on combustion of C_(2)H_(4),2 moles of CO_(2) is produced, calculate the number of drops of water produced, calculate the number of drops of water produced along with this quantity of CO_(2) if each drop contains 6.022 xx 10^(21) water molecules.

When 3.0 g of carbon is burnt in 8.00 g oxygen, 11.00 g of carbon dioxide is produced. What mass of carbon dioxide will be formed when 3.00 g of carbon is burnt in 50.00 g of oxygen? Which law of chemical combination will govern your answer?

Number of moles formed: How many moles of water are produced when 4.5m mol of methance reacts with excess oxygen? Strategy: According to the balanced equation for the combusion of methane, CH_(4) + 2O_(2) rarr CO_(2) + 2H_(O) 1 mol of methance alwyas reacts with 2 mol of oxygen to produce 2 mol of water. Either we use unitary approach or factor- we use unitary approah or factor-label method by constructing the unit factor. (2 mol H_(2) IO)/(1 mol CH_(4))

When 2.00 mol each of H_2(g) and I_2(g) are reacted in a 1.00 L container at a certain temperature , 3.50 mol of HI is present at equilibrium.Calculate the value of the equilibrium constant , K_c for the reaction : H_2+I_2hArr 2HI

When 5 litres of a gas mixture of methane and propane is perfectly combused at 0^(@)C and 1 atmosphere, 16 litres of oxygen at the same temperature and pressure is consumed. The amount of heat released from this combustion in kJ [DeltaH_("comb.")(CH_(4))=890 " kJ mol"^(-1), DeltaH_("comb")(C_(3)H_(8))=2220 " kJ mol"^(-1)] is

Limiting reactant: What mass of water (H_(2) O) can be formed by the reaction of 3.00g of H_(2) (g) with 29.0g of O_(2)(g) ? Strategy: Using the balanced equation {:(2H_(2)(g),+,O_(2)(g),,rarr2H_(2)O(l)),(2mol,,1mol,,2mol),(2(2.00g),,32.0g,,2(18.0g)):} find out the numbers fo moles of each reactatn required to react with the other. Using the given masses, calculate the number of moles of each reactant. Finally, identify the limiting recatant and base the rest of the calculate on it.

When 3.00 mole of A and 1.00 mole of B are mixed in a 1,00 litre vessel , the following reaction takes place A(g) +B(g) hArr 2C(g) the equilibrium mixture contains 0.5 mole of C. What is the value of equilibrium constant for the reaction ?

GRB PUBLICATION-THERMODYNAMICS-All Questions
  1. The combustion of 1.00 mole of mehtane , CH(4),produces carbon dioxid...

    Text Solution

    |

  2. 1 mole of argon is expanded isothermiocally and irreversably ( not aga...

    Text Solution

    |

  3. Select the correct set of "statement"//s : (P) Work done by the surr...

    Text Solution

    |

  4. A typical adults needs 33 kcal per kg body weight per day. Assuming an...

    Text Solution

    |

  5. In an isothermical expansion of a gaseous sample the correct relation ...

    Text Solution

    |

  6. a monoatomic gas (Cv=(3)/(2)R) is allowed to expand adiabaticaly and r...

    Text Solution

    |

  7. An ideal gas with C(v)=3 R expands adiabatically into a vaccum thus do...

    Text Solution

    |

  8. What is the work done against the atmosphere when 25 grams of water va...

    Text Solution

    |

  9. A certain mass of gas expanded from ( 1L, 10 atm) to (4 L, 5 atm) agai...

    Text Solution

    |

  10. A container of volume 2L is seperated into equal compartments. In one ...

    Text Solution

    |

  11. Which of the following options is not correct w.r.t. van der Waal's ga...

    Text Solution

    |

  12. 5 moles of an ideal monoatomic gas absorbes x joule when heated from 2...

    Text Solution

    |

  13. The only incorrect statement for the value of gamma for NH(3) gas is :...

    Text Solution

    |

  14. For a gaseous reaction, 2SO(2)+O(2)to2SO(3),DeltaH=-440kJ//"mole" ...

    Text Solution

    |

  15. For which of the following process abs(DeltaH)ltabs(DeltaE) :

    Text Solution

    |

  16. For a fixed amouunt of an ideal gas(gamma=(11)/(9)), the change in int...

    Text Solution

    |

  17. Calculate change in enthalpy when 2 moles of liquid water at 1 bar and...

    Text Solution

    |

  18. Which of the following statement is incorrect regarding adiabatic and ...

    Text Solution

    |

  19. Calculate work involved in compression of 2 moles of H(2) gas reversib...

    Text Solution

    |

  20. Caalculate DeltaHwhen 2 moles of solid benzoic acid undergo complete c...

    Text Solution

    |

  21. For the combustion of CH(4) at 1 atm pressure and 300 K, which of the ...

    Text Solution

    |