Home
Class 12
CHEMISTRY
The freezing point of a 3% (by weight) a...

The freezing point of a `3%` (by weight) aqueous solution of `A` is equal to the freezing point of `9%` (by weight) aqueous solution of `B`. If the molecular weight of `A` is `60`, then the molecular weight of `B` will be
a`191` ,b.`90` , c.`45` , d.`20`

A

180

B

45

C

90

D

20

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • NTA NEET TEST 111

    NTA MOCK TESTS|Exercise CHEMISTRY|45 Videos

  • NTA NEET TEST 22

    NTA MOCK TESTS|Exercise CHEMISTRY|45 Videos

Similar Questions

Explore conceptually related problems

The freezing point of a 3% aqueous solution 'A' is equal to the freezing point of 9% aqueous solution 'B'. If the molecular weight of 'A' is 60, then the molecular weight of 'B' will be

The freezing point of 4% aqueous solution of 'A' is equal to the freezing point 10% aqueous solution of 'B'. If the molecules mass of 'A'is 60, then the molecules mass of 'B' will be:

Freezing point of a 4% aqueous solution of X is equal to freezing point of 12% aqueous is reaction of Y .if molecular weight of X is A then molecular weight of Y is :

The freezing point of 1% aqueous solution of calcuim nitrate will be

The freezing point of equimolal aqueous solution will be highest for

The vapour density of a gas A is twice that of a gas B. If the molecular weight of B is M, the molecular weight of A will be:

NTA MOCK TESTS-NTA NEET TEST 112-CHEMISTRY
  1. Hydrogen atoms are excited on n=4 state. In the spectrum of emitted ra...

    Text Solution

    |

  2. When MnO2 is strongly heated to get oxygen gas, the oxidation number o...

    Text Solution

    |

  3. The freezing point of a 3% (by weight) aqueous solution of A is equal ...

    Text Solution

    |

  4. Which of the following ketone does not react with CH(3)MgBr?

    Text Solution

    |

  5. In the given reaction, CH(3)-underset(CH3)underset(|)(CH)-overset(O)...

    Text Solution

    |

  6. A solution of 200 mL of 1 M KOH is added to 200 mL of 1 M HCl and the ...

    Text Solution

    |

  7. The compound H2N -Hg-O-Hg-I is formed by the action of

    Text Solution

    |

  8. The value of Lambda(eq)^(oo) for NH(4)Cl, NaOH and NaCl are 149.74, 24...

    Text Solution

    |

  9. The solubility (S) of solute in water varies with temperature as given...

    Text Solution

    |

  10. What is incorrect regarding natural rubber? 1. It is cis polyisopren...

    Text Solution

    |

  11. Arrange reactivity of given compounds in decreasing order with benzald...

    Text Solution

    |

  12. The movement of sol particles under an applied electric field is calle...

    Text Solution

    |

  13. The following data were obtained at a certain temperature for the deco...

    Text Solution

    |

  14. In the given reaction sequences the final product 'C' is CH3-CH2-OH ...

    Text Solution

    |

  15. In the given sequence HOCH2-CHOH-CH2OH overset(Br2//H2O)(rarr)A + B ...

    Text Solution

    |

  16. The donor atoms in EDTA are-

    Text Solution

    |

  17. The concentration of iron, lead ,nitrate, and fluoride in a water samp...

    Text Solution

    |

  18. Acetic acid and propionic acid have K(a) values 1.75xx10^(-5) and 1.3x...

    Text Solution

    |

  19. One of the following metals forms a volatile compound and this propert...

    Text Solution

    |

  20. Consider the statements for given reaction 1. In the first step, ...

    Text Solution

    |