Home
Class 12
CHEMISTRY
Calculate molality of 2.5 of ethanoic ac...

Calculate molality of 2.5 of ethanoic acid `(CH_(3)COOH)` in 75g of benzene.

Text Solution

Verified by Experts

The correct Answer is:
`0.556 mol kg^(-1)`
Promotional Banner

Topper's Solved these Questions

  • DILUTE SOLUTIONS

    AAKASH SERIES|Exercise EXERCISE - 1.1.2|11 Videos
  • DILUTE SOLUTIONS

    AAKASH SERIES|Exercise EXERCISE - 1.1.3|5 Videos
  • DILUTE SOLUTIONS

    AAKASH SERIES|Exercise EXERCISE - 1.2|55 Videos
  • D-BLOCK ELEMENTS

    AAKASH SERIES|Exercise OBJECTIVE EXERCISE-4 (ASSERTION (A) & REASON (R) TYPE QUESTIONS )|69 Videos
  • ELECTROCHEMISTRY

    AAKASH SERIES|Exercise PRACTICE EXERCISE|55 Videos

Similar Questions

Explore conceptually related problems

2 g of benzoic acid (C_(6)H_(5)COOH) dissolved in 25g of benzene shows a depression in freezing point equal to 1.62 K. Molal depression constant for benzene is 4.9 K kg "mol"^(-1) . What is the precentage association of acid if it forms dimer in solution ?

How will you convert ethanoic acid into benzene?

Calculate the molality of 10g of glucose in 90g of water.

Calculate the molality of an aqueous solution containing 3.0g of urea (mol.mass=60) in 250g of water.

Calculate the molality of a solution by dissolving 0.850g of ammonia ( NH_3 ) in 100g of water.

Calculate the pH of 0.01 M solution of CH_(3)COOH.K_(a) for CH_(3)COOH at 298K is 1.8xx10^(-5)

K_a for CH_3 COOH and HCN are respectively 1.8 xx 10^(-5) and 5 xx 10^(-10) Calculate the equilibrium constant for the reaction CH_3 COOH + NaCN hArr CH_3 COONa + HCN .

Explain the order of strength of the following acids. (a) C Cl_(3)COOH gt CHCl_(2)COOH gt CH_(2)ClCOOH gt CH_(3)COOH (b) p-nitrophenol > m-nitro phenol > phenol > cresol.

Calculate the degree of dissociation (alpha) of CH_(3)COOH at 298K. ltbr Given that ^^_(CH_(3)COOH)^(oo)=11.75cm^(2)mol^(-1) ^^_(CM_(3)COO^(-))^(oo)=40.65cm^(2) mol ^(-1) ^^_(H^(+))^(0)=349.15 cm^(2)mol ^(-1)

Explain the terms Inductive and Electromeric effects. Which electron displacement effect explains the following correct orders of acidity of the carboxylic acids? (a) Cl_(3)C COOHgtCl_(2)CHCOOHgtClCH_(2)COOH (b) CH_(3)CH_(2)COOHgt(CH_(3))_(2)CHCOOHgt(CH_(3))_(2)C.COOH

AAKASH SERIES-DILUTE SOLUTIONS-EXERCISE - 1.1.1
  1. Write the different types of solutions with suitable examples.

    Text Solution

    |

  2. Define (a) mole fraction, (b) molality (c) molarity and (d) normality....

    Text Solution

    |

  3. What is solubility. Discuss the factos influencing solubility.

    Text Solution

    |

  4. State the explain Henry's law .

    Text Solution

    |

  5. How much water is to be added to prepare 0.12 M solutions from 100 mL ...

    Text Solution

    |

  6. Calculate the mass of caustic soda present in 225 mL of 0.556 M soluti...

    Text Solution

    |

  7. Calculate the mass of urea ("NH"(2)"CONH"(2)) required in making 2.5 k...

    Text Solution

    |

  8. Calculate the weights of solutes required to prepre one litre each of ...

    Text Solution

    |

  9. A gaseous mixture has 7g of N2, 8g of He and 22g of CO2. Calculate the...

    Text Solution

    |

  10. Concentration hydrochloric acid has 38% of HCl by weight with a densit...

    Text Solution

    |

  11. Calculate the weight of sodium oxalate present in 250 mL of seminormal...

    Text Solution

    |

  12. 1.032 kg of aqueous, one molal methanol is added with 500 mL water . C...

    Text Solution

    |

  13. 0.5 g of Ba(OH)2, 0.01 mol Ba(OH)(2) and 0.01 eq. Ba(OH)(2) were toge...

    Text Solution

    |

  14. Calculate the mass of urea (NH2 CONH2) required in making 2.5 kg of 0....

    Text Solution

    |

  15. Calculate molality of 2.5 of ethanoic acid (CH(3)COOH) in 75g of benze...

    Text Solution

    |

  16. Calculate the volume of 0.1N potassium permanganate that can be decolo...

    Text Solution

    |

  17. Mass percentage (w/w) of ethylene glycol. (HOCH2 - CH2OH) in an aqueou...

    Text Solution

    |

  18. Calculate mole fraction of alcohol in 2 molal aqueous ethanol.

    Text Solution

    |

  19. If N(2) gas is bubbled through water at 293 K, how many millimoles of ...

    Text Solution

    |