Home
Class 12
CHEMISTRY
A litre of public water contains 5 mg of...

A litre of public water contains 5 mg of chlorine. The concentration of chlorine in ppm is

A

`5xx10^(-4)`

B

5

C

50

D

0.5

Text Solution

Verified by Experts

The correct Answer is:
B
`10^(3)` parts contain chlorine `=5xx10^(-3)g`
`10^(6)` parts contain chlorine `=(5xx10^(-3))/(10^(3))xx10^(6)`
`=5` ppm
Promotional Banner

Topper's Solved these Questions

  • SOLUTIONS

    MODERN PUBLICATION|Exercise Multiple Choice Questions (Level-III) (Questions from AIEEE/JEE Examinations)|14 Videos

  • SOLUTIONS

    MODERN PUBLICATION|Exercise Recent Examination Questions|13 Videos

  • SOLUTIONS

    MODERN PUBLICATION|Exercise Multiple Choice Questions (Level-I) (Basic conceptual Qs) (Colligative Properties of Electrolyte Solutions)|17 Videos

  • REDOX REACTIONS

    MODERN PUBLICATION|Exercise Recent Examination Questions|6 Videos

  • SOME BASIC CONCEPTS OF CHEMISTRY

    MODERN PUBLICATION|Exercise RECENT EXAMINATION QUESTION|15 Videos

Similar Questions

Explore conceptually related problems

12.5 g of H_(2)SO_(4) are dissolved in water to make 1250 ml of solution. The concentration in normality is :

20 mg of K^(o+) ions are present in 1 L of aqueous solution. Density of the solution is 0.8 mL^(-1) . What is the concentration of K^(o+) ions in ppm?

The maximum prescribed concentration of cadmium in drinking water in ppm is

Osmotic pressure of a sugar solution at 24^(@)C is 2.5 atm. The concentration of the solution in gm mole per litre is :

Water is often treated with chlorine to

A solution contains 40 ml of ethylalcohol mixed with 100 ml of water. What is the concentration of the solution in terms of volume by volume percentage.

Common salt obtained from Clifton beach contained 67.75% chlorine while 6.40 g of a sample of common salt from Khewra mine contained 3.888 g of chlorine. Show that these data are in accordance with the law of constant composition.

MODERN PUBLICATION-SOLUTIONS-Multiple Choice Questions (Level-II) (Comprehensive Qs)
  1. What is the mole fraction of acetic acid in a solution obtained by mix...

    Text Solution

    |

  2. How many grams of CH(3)OH should be added to water to prepare 150 ml s...

    Text Solution

    |

  3. A litre of public water contains 5 mg of chlorine. The concentration o...

    Text Solution

    |

  4. An aqueous solution containing one gram of urea boils at 100.30^(@)C. ...

    Text Solution

    |

  5. To a 4 L of 0.2 M solution of NaOH, 2L of 0.5 M NaOH are added. The mo...

    Text Solution

    |

  6. 250 ml of 6 M HCl and 650 ml of 3 M HCl were mixed together. What volu...

    Text Solution

    |

  7. At 25^(@)C the highest osmotic pressure is exhibited by 0.1 M solution...

    Text Solution

    |

  8. The volume of 10 N and 4 N HCl required to make 1L of 6N HCl are :

    Text Solution

    |

  9. When 1 g of arsenic is added to 80 g of benzene, the freezing point of...

    Text Solution

    |

  10. An aqueous solution containing 0.25 moles of a strong electrolyte A in...

    Text Solution

    |

  11. The freezing point of a 0.05 m BaCl(2) in water ( 100% ionisation) is ...

    Text Solution

    |

  12. 0.85% aqueous solution of NaNO(3) is apparently 90% dissociated . The ...

    Text Solution

    |

  13. 36 g of a liquid ( molar mass =72 ) are dissolved in 72 g of H(2)O to ...

    Text Solution

    |

  14. A solution of glucose at 27^(@)C has an osmotic pressure equal to 3xx1...

    Text Solution

    |

  15. 0.01 M solution each of urea, common salt and Na(2)SO(4) are taken, th...

    Text Solution

    |

  16. Two moles of a nonvolatile solute are dissolved in 5 moles of water. T...

    Text Solution

    |

  17. A solutions 16 g of methanol and 90 g of water. The mole fraction of m...

    Text Solution

    |

  18. 0.5 molal aqueous solution of a weak acid (HX) is 20% ionised. If K(f)...

    Text Solution

    |

  19. A 0.0020 M aqueous solution of an ionic compound Co(NH(3))(4)(NO(2))(2...

    Text Solution

    |

  20. A 300 K the vapour pressure of an ideal solution containing 1 mole of ...

    Text Solution

    |