Home
Class 12
CHEMISTRY
A well is dry in a bed of rock containin...

A well is dry in a bed of rock containing fluorspar `(CaF_(2))`. If the well contains `20,000 L` of `H_(2)O`, what is the amount of `F^(-)` in it
`K_(SP)` of `CaF_(2) = 4 xx 10^(-11)`

A

4.3 mol

B

6.8 mol

C

8.6 mol

D

13.6 mol

Text Solution

Verified by Experts

The correct Answer is:
c
Promotional Banner

Topper's Solved these Questions

  • HYDROGEN AND ITS COMPOUNDS

    GRB PUBLICATION|Exercise Subjective type|8 Videos

  • LIQUID SOLUTIONS

    GRB PUBLICATION|Exercise 11|12 Videos

Similar Questions

Explore conceptually related problems

A solution of CaF_(2) is found to contain 4 xx 10^(-4)M of F^(Theta) , K_(sp) of CaF_(2) is

A saturated solution of CaF_(2) is found to contain 2 xx 10^(-4) M of F^(-) ions. K_(sp) of CaF_(2) is:

Calculate the solubility of CaF_(2) in a solution buffered at pH = 3.0. K_(a) for HF = 6.3 xx 10^(-4) and K_(sp) of CaF_(2) = 3.45 xx 10^(-11) .

The value of K_(sp) for CaF_(2) is 1.7 xx 10^(-10) . If the concentration of NaF is 0.1 M then new solubility of CaF_(2) is

Equal volume of the following Ca^(+2) and F^(-) solutions are mixed. In which case will percipitation occur? ( K_(sp) of CaF_(2) = 7 xx 10^(-10) ).

What is minimum concentration of SO_(4)^(2-) required to precipitate BaSO_(4) in solution containing 1 xx 10^(-4) mole of Ba^(2+) ? ( K_(sp) of BaSO_(4) = 4 xx 10^(-10) )

A 1.0 L flask contains 2.0 g of N_(2), 0.4 g H_(2) and 9.0 of O_(2) at 27^(@)C . What is the pressure in the flask?

A solution containing both Zn^(2+) and Mn^(2+) ions at a concentration of 0.01M is saturated with H_(2)S . What is pH at which MnS will form a ppt ? Under these conditions what will be the concentration of Zn^(2+) ions remaining in the solution ? Given K_(sp) of ZnS is 10^(-22) and K_(sp) of MnS is 5.6 xx 10^(-16), K_(1) xx K_(2) of H_(2)S = 1.10 xx 10^(-21) .

GRB PUBLICATION-IONIC EQUILIBRIUM-All Questions
  1. K(SP) of MX(4) and solubility of MX(4) is S mol//L is related by:

    Text Solution

    |

  2. The solubility product of a salt having general formula MX(2) in water...

    Text Solution

    |

  3. A well is dry in a bed of rock containing fluorspar (CaF(2)). If the w...

    Text Solution

    |

  4. A solution is 0.10 M in Ag^(+), Ca^(2+), Mg^(2+) and Al^(3+) ions. Whi...

    Text Solution

    |

  5. The solubility product of AgCl is 10^(-10). The minimum volume (in L) ...

    Text Solution

    |

  6. A solution is prepared by dissoving 2.8 g of lime (CaO) in enough wate...

    Text Solution

    |

  7. 0.2 millimoes of Zn^(2+) ion is mixed with (NH(4))(2) S of molarity 0....

    Text Solution

    |

  8. K(sp) of AgCl is 1.96xx10^(-10). 100 mL of saturated AgCl solution is ...

    Text Solution

    |

  9. 0.1 millimole of CdSO(4) are present in 10 mL acid solution of 0.08N H...

    Text Solution

    |

  10. The solubility product constant (K(sp)) of salts of types MX, MX(2), a...

    Text Solution

    |

  11. For a sparingly soluble salt A(p)B(q), the relationship of its solubil...

    Text Solution

    |

  12. The solubility of Mg(OH)(2) is S moles/litre. The solubility product u...

    Text Solution

    |

  13. The solubility of a springly soluble salt AB(2) in water is 1.0xx10^(-...

    Text Solution

    |

  14. In a saturated solution of the spatingly soluble strong electrolyte Ag...

    Text Solution

    |

  15. Equal volumes of 1xx10^(-4) M solutions of Cd^(2+) and CO(3)^(2-) ions...

    Text Solution

    |

  16. When different types of salts have nearly same solubility product cons...

    Text Solution

    |

  17. Which of the following is most soluble in water ?

    Text Solution

    |

  18. Ag^(+) ion concentration in saturated solution of Ag(3)PO(4) (K(sp)=2....

    Text Solution

    |

  19. The volume of the water needed to dissolve 1 g of BaSO(4) (K(SP)=1.1xx...

    Text Solution

    |

  20. M(OH)(X) has K(SP) 4xx10^(-12) and solubility 10^(-4) M. The value of ...

    Text Solution

    |