Home
Class 12
CHEMISTRY
At 85°C, distilled water has [H3O^+] con...

At 85°C, distilled water has `[H_3O^+]` concentration equal to `1 x 10^-6` molelitre. The value of `K_w` at this temperature will be

A

`1*10^-8`

B

`1*10^-14`

C

`1*10^-12`

D

`1*10^-7`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • MOCK TEST 12

    AAKASH INSTITUTE|Exercise Exercise|14 Videos

  • MOCK TEST 14

    AAKASH INSTITUTE|Exercise Exercise|25 Videos

Similar Questions

Explore conceptually related problems

At 80^(@)C distilled water has [H_(3)O^(+)] concentration equal '^(+)O 1xx10^(-6) "mole"//litre . The value of K_(w) at this temperature will be

At certain temperature the H^(+) ions concentration of water is 4 xx 10^(-7) M then the value of K_(w) at the same temperature is

At some high temperature the P^(OH) of water is found to be 6.7 . Then the value of K_(w) at the same temperature is

At a certain temperature , K_(w) of water is 9.0 xx 10^(-14) . The pH of water at this temperature is

At 90^(@)C pure water has [H_(3)O^(+)] as 10^(-6) mol L^(-1) . What is the value of K_(w) at 90^(@)C ?

AAKASH INSTITUTE-MOCK TEST 13-Exercise
  1. The dissociation constant of an acid, HA is 1 x 10^-5 The pH of 0.1 M ...

    Text Solution

    |

  2. 100 mL of 0.01 M solution of NaOH is diluted to 1 litre. The pH of res...

    Text Solution

    |

  3. At 85°C, distilled water has [H3O^+] concentration equal to 1 x 10^-6 ...

    Text Solution

    |

  4. The pH of a solution obtained by mixing 50 mL of 2N HCI and 50 mL of 1...

    Text Solution

    |

  5. If the pH of a solution is increased from 3 to 6, then H^+ ion concent...

    Text Solution

    |

  6. Ionic product of water increases, if

    Text Solution

    |

  7. The hydrogen ion concentration of 0.1 M solution of acetic acid, which...

    Text Solution

    |

  8. A monobasic weak acid solution which is 0.002 M has pH value equal to ...

    Text Solution

    |

  9. The solubility of AgCl will be minimum in

    Text Solution

    |

  10. If the solubility of Mg(OH)2 in water is S mol L^-1 then its Ksp will ...

    Text Solution

    |

  11. Aqueous solution of sodium acetate is

    Text Solution

    |

  12. An acidic buffer solution can be prepared by mixing the solutions of

    Text Solution

    |

  13. In hydrolysis of a salt of weak acid and strong base, the hydrolysis c...

    Text Solution

    |

  14. The pH of a solution at 25°C containing 0.20 M sodium acetate and 0.06...

    Text Solution

    |

  15. The pH of 0.2 M aqueous solution of NH4CI will be (pKa of NH3= 4.74, l...

    Text Solution

    |

  16. On adding ammonium chloride to a solution ammonium hydroxide

    Text Solution

    |

  17. Aqueous solution of which salt will not be hydrolysed?

    Text Solution

    |

  18. If Ksp of HgSO4, is 6.4 x 10^-5 M^2, then solubility of the HgSO4, in ...

    Text Solution

    |

  19. pH of 0.5 M aqueous NaCN solution is (pKa of HCN = 9.3, log 5 = 0.7)

    Text Solution

    |

  20. The pH of an aqueous solution of 1.0M ammonium formate will be (pka of...

    Text Solution

    |