Home
Class 11
CHEMISTRY
An alloy of iron and carbon was treated ...

An alloy of iron and carbon was treated with suphuric acid, in which only iron reacts
`2Fe(s) + 3H_(2)SO_(4)(aq) rarr Fe_(2)(SO_(4))_(3)(aq) + 3H_(2)(g)` If a sample of alloy weighing 140 g gave 6 g hydrogen, What is the percentage of iron in the alloy?

Text Solution

Verified by Experts

The correct Answer is:
80
Promotional Banner

Topper's Solved these Questions

  • MOLE CONCEPT, STOICHIOMETRY & CONCENTRATION TERMS

    GRB PUBLICATION|Exercise Match the columns|25 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

How many moles of ferric alum (NH_(4))_(2) SO_(4) Fe_(2) (SO_(4))_(3). 24 H_(2)O can be made from the sample of Fe containing 0.0056 g of it?

In the reaction: 2Al_((s))+6HCl_((aq.))rarr2Al_((aq.))^(3+)+6Cl_((aq.))^(-)+3H_(2(g))

Write a balanced chemical equation : FeSO_(4)(s) overset("Heat")to Fe_(2)O_(3)(s) +SO_(2)(g) +SO_(3)(g)

Consider the reaction: H_(2)SO_(3)(aq)+Sn^(4+)(aq)+H_(2)O(l)toSn^(2+)(aq)+HSO_(4)^(-)(aq)+3H^(+)(aq) Which of the following statements is correct?

For the reaction Fe_2N(s)+(3)/(2)H_2(g)=2Fe(s)+NH_3(g)

GRB PUBLICATION-MOLE CONCEPT, STOICHIOMETRY & CONCENTRATION TERMS-Subjective type
  1. An alloy of iron and carbon was treated with suphuric acid, in which o...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  5. 2.5 of a mixture of BaO and CaO when heated with H(2)SO(4) , produced ...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  15. 34 gm of ammonia on decomposition gives some hydrogen gas along with N...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  18. 500 ml of 2M AlCl(3) solution is mixed with 200 ml of 58.5 % w//v NaCl...

    Text Solution

    |

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

    Text Solution

    |

  20. 100 gm water is saturated with glucose to form a solution of density X...

    Text Solution

    |