Home
Class 12
CHEMISTRY
Potassium superoxide, KO2 , is used in r...

Potassium superoxide, `KO_2` , is used in rebreathing gas masks to generate oxygen.
`4KO_2(s) + 2H_2O(l) to 4KOH(s) + 3O_2(g)`
If a reaction vessel contains 0.15 mole of `KO_2` and 0.10 mole of `H_2O` , what is the limiting reactant? How many moles of oxygen can be produced?

Text Solution

Verified by Experts

`KO_2 , 0.1125` mole
Promotional Banner

Topper's Solved these Questions

  • MISCELLANEOUS OBJECTIVE QUESTIONS

    RC MUKHERJEE|Exercise MCQ|277 Videos

  • MOLECULAR WEIGHT

    RC MUKHERJEE|Exercise PROBLEMS |12 Videos

Similar Questions

Explore conceptually related problems

KO_(2) + H_(2)SO_(4) to

KO_(2) _ H_(2)O to

Potassium superoxide (KO_(2)) is used in space capsuled, submarined, and breathing masks, because it is

A: When 4 moles of H_(2) reacts with 2 moles of O_(2) , then 4. moles of water is formed. R: O_(2) will act as limiting reagent.

RC MUKHERJEE-MISCELLANEOUS PROBLEMS FOR REVISION-SUBJECTIVE TYPE QUESTIONS
  1. What is the pH of a 0.50M aqueous NaCN solution ? (pK(b)of CN^(-)=4.70...

    Text Solution

    |

  2. In the reaction, I^(-)+I(2)toI(3)^(-) the Lewis acid is…..

    Text Solution

    |

  3. Potassium superoxide, KO2 , is used in rebreathing gas masks to genera...

    Text Solution

    |

  4. A 0.288 g sample of an unknown monoprotic organic acid is dissolved in...

    Text Solution

    |

  5. How many grams of NaCl can be added to 785 mL of 0.0015 M AgNO3 befor...

    Text Solution

    |

  6. Metallic Ba has a body-centred cubic structure (all atoms at the latti...

    Text Solution

    |

  7. In a reaction: 2ClO2 (aq) + 2I^(-) (aq) to 2ClO2^(-) + I2(aq) ...

    Text Solution

    |

  8. A 0.1 molal solution of an acid is 4.5% ionized. Calculate freezing po...

    Text Solution

    |

  9. How much heat is required to change 10 g of ice at 0^@C to steam at 1...

    Text Solution

    |

  10. After 11.2 g of carbon reacts with oxygen originally occupying 21.2 li...

    Text Solution

    |

  11. From the kinetic theory of gases, predict the effect on the pressure o...

    Text Solution

    |

  12. The equilibrium equations and K, values for three reaction systems are...

    Text Solution

    |

  13. Tartaric acid is a weak diprotic acid with K1 = 1 xx 10^(-3) and K2 =...

    Text Solution

    |

  14. Tritium, ""1^3H is a radioactive nucleus of hydrogen. It is used in ...

    Text Solution

    |

  15. The equilibrium equations and Ka values for three reaction systems are...

    Text Solution

    |

  16. How many grams of silver could be plated out on a serving tray be elec...

    Text Solution

    |

  17. Assuming that 50% of the heat is useful, how many kg of water at 15^@C...

    Text Solution

    |

  18. The rate of reaction: CH3C(S) NH2(aq) + H2O to H2S (aq) + CH3C(O)...

    Text Solution

    |

  19. What percent of a sample of nitrogen must be allowed to escape if its ...

    Text Solution

    |

  20. The vapour pressure of water at 20^@C is 17.5 mmHg. Calculate mass of...

    Text Solution

    |