Home
Class 12
CHEMISTRY
Calculate the mass of CaO required to re...

Calculate the mass of CaO required to remove the hardness of 1000,000 litres of water containing 1.62 g of calcium bicarbonate per litre.

A

8

B

4

C

3

D

2

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • EQUIVALENT CONCEPT & TITRATIONS

    RESONANCE ENGLISH|Exercise APSP (Part-II)|23 Videos

  • EQUIVALENT CONCEPT & TITRATIONS

    RESONANCE ENGLISH|Exercise APSP (Part-III)|12 Videos

  • EQUIVALENT CONCEPT & TITRATIONS

    RESONANCE ENGLISH|Exercise Exercise -3 (JEE(MAIN) Online problems)|10 Videos

  • ELECTROCHEMISRY

    RESONANCE ENGLISH|Exercise Advanced Level Problems|88 Videos

  • FUNDAMENTAL CONCEPT

    RESONANCE ENGLISH|Exercise ORGANIC CHEMISTRY(Fundamental Concept )|40 Videos

Similar Questions

Explore conceptually related problems

Mass of CaO will be required to remove the hardness of 1000 litres of water containing 1.62 g of calcium bicarbonate per litre is A. Find value of A

What is the amount of lime Ca(OH) 2 ​ required to remove the hardness in 60 litres of pond water containing 1.62 mg of calcium bicarbonate per 100 mL of water?

Calculate the mass of sodium sulphate required to prepare its 20% (mass per cent) solution in 100 g of water?

Calculate milli equilvalent of washing soda required to remove its hardness from one litre hard water contains "18.00 mg Mg"^(2+)

The osmotic pressure of a solution containing 0.1 mol of solute per litre at 273 K is

The osmotic pressure of a solution containing 0.1 mol of solute per litre at 323 K is

The osmotic pressure of a solution containing 0.1 mol of solute per litre at 300 K is

The temporary hardness of water due to calcium bicarbonate can be removed by adding

Calculate the pH of a solution : containing 20 gm of NaOH per litre water

RESONANCE ENGLISH-EQUIVALENT CONCEPT & TITRATIONS-APSP (Part-I)
  1. When HNO(3) is converted into NH(3), the equivalent weight of HNO(3) w...

    Text Solution

    |

  2. During the conversion of 2NH2 OH to N2 O, the equivalent weight of NH2...

    Text Solution

    |

  3. Calculate the mass of CaO required to remove the hardness of 1000,000 ...

    Text Solution

    |

  4. A 5.0 mL solution of H(2)O(2) liberates 1.27 g of iodine from an acidi...

    Text Solution

    |

  5. When hypo solution is added to KMnO(4) solution then

    Text Solution

    |

  6. Which of the following equations is a balanced one -

    Text Solution

    |

  7. 10ml of sulphuric acid solution (sp.gr.=1.84) contains 98% weight of p...

    Text Solution

    |

  8. The equivalent mass of MnSO4 is half of its molecular mass when it is ...

    Text Solution

    |

  9. An aqueous solution of 6.3 gm oxalic acid dihydrate is made upto Th...

    Text Solution

    |

  10. During the electrolysis of conc H(2)SO(4), it was found that H(2)S(2)...

    Text Solution

    |

  11. 1 mole of how many of the following acids neutralize exactly one mol ...

    Text Solution

    |

  12. CrO(5) has structure as shown The oxidation number of chromium in...

    Text Solution

    |

  13. The normality of orthophosphoric acid having purity of 70% by weight...

    Text Solution

    |

  14. Objective question (single correct answer). i. H(3) PO(4) is a triba...

    Text Solution

    |

  15. The reagent commonly used to determine hardness of water titrimetrical...

    Text Solution

    |

  16. 20 mL of 0.1 M solution of compound NaCO(3).NaHCO(3).2H(2)O is titrate...

    Text Solution

    |

  17. In the following reaction 2MnO(4^(-))+5H(2)O(2)^(18)+6H^(+)rarr2Mn^(2+...

    Text Solution

    |

  18. One gram equimolecular mixture of Na(2)CO(3) and NaHCO(3)is reacted wi...

    Text Solution

    |

  19. Which of the following is not a redox reaction ?

    Text Solution

    |

  20. Equivalent weight of chlorine molecule in the equation is : 3Cl(2)+6...

    Text Solution

    |