Home
Class 10
BIOLOGY
(a) Powdered CaCO(3) reacts much faster ...

(a) Powdered `CaCO_(3)` reacts much faster with HCl than with solid marble chips. Account for the following.
(b) Define atomic mass unit?

Promotional Banner

Topper's Solved these Questions

  • SELF-EVALUATION 7 MARKS

    SURA PUBLICATION|Exercise ANSWER ALL THE QUESTIONS (BIOLOGY)|38 Videos

  • SELF-EVALUATION 7 MARKS

    SURA PUBLICATION|Exercise ANSWER ALL THE QUESTIONS (SCIENCE)|25 Videos

  • SELF-EVALUATION 7 MARKS

    SURA PUBLICATION|Exercise ANSWER ALL THE QUESTIONS (SCIENCE)|25 Videos

  • SELF-EVALUATION 1 MARKS

    SURA PUBLICATION|Exercise ANSER THE ONE WORD : (SCIENCE)|5 Videos

  • SELF-EVALUATION TEST 2 MARKS

    SURA PUBLICATION|Exercise ANSWER ANY QUESTIONS (BIOLOGY & COMPUTER)|43 Videos

Similar Questions

Explore conceptually related problems

Powdered CaCO_(3) reacts more rapidly than flaky CaCO_(3) because of .........

SURA PUBLICATION-SELF-EVALUATION 7 MARKS-ANSWER ALL THE QUESTIONS (CHEMISTRY)
  1. In what way hygroscopic substances differ from deliquescent dub...

    Text Solution

    |

  2. Calculate the gram molecular mass of the following (i) CH(4) (ii) CO...

    Text Solution

    |

  3. A hot saturated solution of copper sulphate forms crystals as it ...

    Text Solution

    |

  4. (a) Explain Bassermerisation. (b) What s molar volume of a gas?

    Text Solution

    |

  5. How will you classify hydrocabons?

    Text Solution

    |

  6. Explain the factors influcencing the rate of a reaction

    Text Solution

    |

  7. How will you convert ethanol to ethane ?

    Text Solution

    |

  8. (a) Define mole. (b) Distinguish between cation and an anion.

    Text Solution

    |

  9. Explain the classification based on the direction of the reaction.

    Text Solution

    |

  10. (a) Define heterocylic compounds. Give an example. (b) 60 grams of N...

    Text Solution

    |

  11. (a) Explain the types of double displacement reactions with examples. ...

    Text Solution

    |

  12. Derive the relationship between relative molecular mass and Vapour den...

    Text Solution

    |

  13. (a) Powdered CaCO(3) reacts much faster with HCl than with solid marbl...

    Text Solution

    |

  14. Atomic radii decreases as we move from left to right of periodic tabl...

    Text Solution

    |

  15. How does pH play ann important role in everyday life?

    Text Solution

    |

  16. How is ethanol manufactured from sugarcane ?

    Text Solution

    |

  17. Write down the steps involved in a metallurgical process.

    Text Solution

    |

  18. (a) What happens when MgSO(4).7H(2)O is heated? Write the appropriate ...

    Text Solution

    |

  19. Methods of preventing corrosion

    Text Solution

    |

  20. (a) What is Molarr volume of gas? (b) Define: Relative atomic mass.

    Text Solution

    |