Home
Class 11
CHEMISTRY
Molar mass of electron is nearly : (N(A)...

Molar mass of electron is nearly : `(N_(A) = 6 xx 10^(23))`

A

`9.1 xx 10^(-31)kg mol_(-1)`

B

`9.1 xx 10^(-31)gm mol^(-1)`

C

`54.6 xx 10^(-8)`gm `"mol"^(-1)`

D

`54.6 xx 10^(-8)kg "mol"^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • MOLE CONCEPT, STOICHIOMETRY & CONCENTRATION TERMS

    GRB PUBLICATION|Exercise Density|36 Videos
  • MOLE CONCEPT, STOICHIOMETRY & CONCENTRATION TERMS

    GRB PUBLICATION|Exercise Stoichiometry|88 Videos
  • ISOMERISM

    GRB PUBLICATION|Exercise SUBJECTIVE TYPE|67 Videos
  • NOMENCLATURE AND CLASSIFICATION

    GRB PUBLICATION|Exercise Subjective Type|24 Videos

Similar Questions

Explore conceptually related problems

A compound contains 7 carbon atoms, 2 oxygen atoms and 1.0 xx 10^(-23) gmof other elements. The molecular mass of compound is : (N_(A) = 6 xx 10^(23))

Each molecular of a compound contains 5 carbon atoms, 8 hydrogen atoms and 4 xx 10^(-23) gm of other element. The molecular mass of compounds is (N_(A) = 6 xx 10^(23))

An element with density 2.8 cm^(3) forms a f.c.c unit cell with edge length 4xx10^(-8) cm. calculate the molar mass of the element. Given: (N_(A)=6.022xx10^(23)) mol^(-1)

6 xx 10^(24) atoms of an element weight 200g. If this element forms homodiatomic gas (X_(2)) then calculate gram molecular mass of X_(2) (N_(A) = 6 xx 10^(23))

One atom of an element X weighs 6 xx 10^(-23) gm . Number of moles of atoms in 3.6 kg of sample of X will be : (N_(A) = 6 xx 10^(23))

GRB PUBLICATION-MOLE CONCEPT, STOICHIOMETRY & CONCENTRATION TERMS-Subjective type
  1. Molar mass of electron is nearly : (N(A) = 6 xx 10^(23))

    Text Solution

    |

  2. An alloy of iron and carbon was treated with suphuric acid, in which o...

    Text Solution

    |

  3. What volumn (in mL) of 0.250 M HNO(3) (nitric acid) reacts with 50 mL ...

    Text Solution

    |

  4. How many millilitres of 0.5 M KMnO(4) are needed to react with 3.04 gm...

    Text Solution

    |

  5. What weight of CO is required to form Re(2)(CO)(10) from 2.50 g fo fR...

    Text Solution

    |

  6. 2.5 of a mixture of BaO and CaO when heated with H(2)SO(4) , produced ...

    Text Solution

    |

  7. If 150 g of carbon reacts with 250 g of Cl(2) and the reaction has an ...

    Text Solution

    |

  8. Equal weight of Cu metal and iodine are mixed together and the iodine ...

    Text Solution

    |

  9. What is the minimum amount of Fe(NH(4))(2)(SO(4))(2) H(2)O (392) neede...

    Text Solution

    |

  10. Calculate the number of moles of ammonia required to produce 2.5 moles...

    Text Solution

    |

  11. A compound contains 28% N and 72% of a metal by weight . Three atoms o...

    Text Solution

    |

  12. Haemoglobin contains 0.25% iron by weight , the molecular weight of Ha...

    Text Solution

    |

  13. Concentrated HNO(3) is 63% HNO(3) by mass and has a density of 1.4g//...

    Text Solution

    |

  14. Many cereals are made with high moisture content so that the product c...

    Text Solution

    |

  15. Nitrogen (N), phosporus (P) and potassium (K) are the main nutrients ...

    Text Solution

    |

  16. 34 gm of ammonia on decomposition gives some hydrogen gas along with N...

    Text Solution

    |

  17. A 12 gm sample of metallic element M reacts completely with 0.02 mole ...

    Text Solution

    |

  18. Calculate the amount of the water which must be added to 2 ml of a sol...

    Text Solution

    |

  19. 500 ml of 2M AlCl(3) solution is mixed with 200 ml of 58.5 % w//v NaCl...

    Text Solution

    |

  20. The molality of a pure gas A is 50/2.4 and that of pure B is 100/3.2, ...

    Text Solution

    |

  21. 100 gm water is saturated with glucose to form a solution of density X...

    Text Solution

    |