Home
Class 12
CHEMISTRY
Write the expression showing the change ...

Write the expression showing the change of concentration with time in the exponential form for reactions of 1 st order?

Text Solution

Verified by Experts

`[(A)]=[(A)]_((a)) (e)^(-kt)` `[(A)]_((o))` - inițal concentration `[(A)]` - coricentration at time `(t)` and `(k)` - rate constant.
Promotional Banner

Topper's Solved these Questions

  • BIOMOLECULES

    V PUBLICATION|Exercise QUESTION BANK|99 Videos

  • CHEMISTRY IN EVERYDAY LIFE

    V PUBLICATION|Exercise QUESTION BANK|74 Videos

Similar Questions

Explore conceptually related problems

For a first order reaction, derive expression for the degree of dissociation of the reactant in the exponential form.

Complete the table writing the effect of change in concentration in the system at equilibrium.

Identity the graph (A or B), represents the change in concentration of reactant with time.

Write the expression,for half life of the reaction between hydrogen and chlorine to form hydrochloric acid gas?

Zero order reaction means that the rate of a reaction is independent of the concentration of reactants. Write the integral rate expression for the zero order reaction, RtoP

Rate of a reaction is the change in concentration of any one of the reactants or any one of the products in unit time. Define order of a reaction.

Rate of a reaction is the change in concentration of any one of the reactants or any one of the products in unit time. If rate expression for the above reaction is rate= k(HI)^2 ,what is the order of the reaction?

Give an example of 1st order reaction?

Plot a graph showing variation in the concentration of reactants against time for a zero order reaction.

V PUBLICATION-CHEMICAL KINETICS-Question Bank
  1. For the reaction P rarr Q rate of the reaction is expressed by -dp/dto...

    Text Solution

    |

  2. Consider the reaction. (NO)(2)+(CO) rarr (NO)+(CO)(2) Answer the follo...

    Text Solution

    |

  3. Write the expression showing the change of concentration with time in ...

    Text Solution

    |

  4. The activation energy of a reaction is zero. Will the rate constant of...

    Text Solution

    |

  5. The specific reaction rate of a reaction is 6.2 x10^(-3) (mol) (L)^(-1...

    Text Solution

    |

  6. A substance with initial concentration 'a' follows zero order kinetics...

    Text Solution

    |

  7. The reaction A+2 B rarr C obeys the rate equationrate=k[A]^0.5[B]^1.5 ...

    Text Solution

    |

  8. A reaction is 50 % complete in 2 hours and 75 % complete in 4 hours . ...

    Text Solution

    |

  9. a) The units of the rate constant K for two therefore different reacti...

    Text Solution

    |

  10. A relation connecting rate constant and temperature is called Arrheniu...

    Text Solution

    |

  11. Consider the reaction. (NO)(2)+(CO) rarr (NO)+(CO)(2) Answer the follo...

    Text Solution

    |

  12. The term order and molecularity are common in chemical kinetics. What ...

    Text Solution

    |

  13. Choose the correct answer. a) The equation for t{1/2} of first order r...

    Text Solution

    |

  14. A given sample milk turns sour at room temperature (20^oC) in 64 hours...

    Text Solution

    |

  15. The energy of activation for a reaction is 100 (kJ) mol^(-1). Presence...

    Text Solution

    |

  16. Ethylene is producedC{4}H{8}rarrdelta 2C{2}H{4} The rate constant 'is ...

    Text Solution

    |

  17. A gas phase decomposition of dimethyl either follows the 1st order kin...

    Text Solution

    |

  18. The rate of decomposition of amnionia is found to depend upon the conc...

    Text Solution

    |

  19. For a first order reaction, derive expression for the degree of dissoc...

    Text Solution

    |

  20. NH{3} decomposes as follows: 2NH{3}rarrN{2}+3H{2} -d[NH{3}]/dt=k{1}[NH...

    Text Solution

    |