Home
Class 12
CHEMISTRY
Why do we keep ice cream in a mixture co...

Why do we keep ice cream in a mixture containing ice-and common salt?

Text Solution

Verified by Experts

Salt ice mixture are used as freezing mixtures in storing ice cream. Melting ice cools the ice cream - mixture to the freezing point of the solution, which is .well below the freezing point of pure water.
Promotional Banner

Topper's Solved these Questions

  • POLYMERS

    V PUBLICATION|Exercise QUESTION BANK|113 Videos

  • SURFACE CHEMISTRY

    V PUBLICATION|Exercise QUESTION BANK|126 Videos

Similar Questions

Explore conceptually related problems

Why do we feel pain when ants bite us?

How do you account for the following observations? a) Though alkaline potassium permanganate and acidic potassium permanganate both are used as oxidants, yet in the manufacture of benzoic acid from toluene we use alcoholic potassium permanganate as an oxidant. Why? Write a balanced redox equation for the reaction. b) When concentrated- sulphuric acid is added to an inorganic mixture containing chloride, we get colourless pungent smelling gas 'HCl', but if the mixture contains bromide, then we get red vapours of bromine. Why?

Which are the methods that can be used to separate the components of a mixture made of common salt, ammonium chloride and sand? Write the methods in the order in which they are applied

V PUBLICATION-SOLUTIONS-QUESTION BANK
  1. What are non-ideal solution?

    Text Solution

    |

  2. State the conditions under which the Raoult's law holds goods.

    Text Solution

    |

  3. Why do we keep ice cream in a mixture containing ice-and common salt?

    Text Solution

    |

  4. What are isotonic SOLUTIONS?

    Text Solution

    |

  5. When two liquids 'X' and 'Y' are mixed the solution becomes hot. When ...

    Text Solution

    |

  6. Why is the vapour pressure of a solvent lowered by the ạddition of a n...

    Text Solution

    |

  7. What does an ideal solution mean at the molecular level?

    Text Solution

    |

  8. Give an example of a solution in which 'A-B' interaction are stronger ...

    Text Solution

    |

  9. Ideńitify the quantity. which,chainges with tem perature - molärity or...

    Text Solution

    |

  10. What is the normality of a 0.4 M aqueous solution of a tribasic acid?

    Text Solution

    |

  11. When and why is molality, preferred to, molarity in handling solutions...

    Text Solution

    |

  12. What is the effect of rise in temperature on solubility of a gas in li...

    Text Solution

    |

  13. If 'Delta H sot gt0' for a solid, predict the effect of temperatüre on...

    Text Solution

    |

  14. Which is more concentrated, 1 molar (iM) or 1 , molal (1m) Why?

    Text Solution

    |

  15. The vapour pressure of a liquid is a constant at constant temperature?...

    Text Solution

    |

  16. Pressure cooker reduce-cooking time. Why?

    Text Solution

    |

  17. I5cc of liquid 'X' is mixed with '15 cc of liquid 'Y'. The volume of t...

    Text Solution

    |

  18. Interpret the following a) A cooling effect is produced when two liqui...

    Text Solution

    |

  19. After removing the outer shell ( 'CaCO3' ) of two eggs in đil 'HCl,' o...

    Text Solution

    |

  20. Name the colligative property, used for the determination of molar ma...

    Text Solution

    |