Home
Class 12
CHEMISTRY
For A rarrB (zero order reaction), the t...

For A `rarr`B (zero order reaction), the `t_(1/2)` is 10 s. find out the concentration of B after 40 s. [Given initial concentration of A is 0.4(M)]

A

0.2 (M)

B

0.4 (M)

C

0.8 (M)

D

1.2 (M)

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    PATHFINDER|Exercise QUESTION BANK|54 Videos

Similar Questions

Explore conceptually related problems

Consider a certain reaction Ararr products with k=2.0xx10^(-2)s^(-1) .Calculate the concentration of a A remaining after 100s if the initial concentration of A is 1.0"mol .L"^(-1) .

For a zero order reaction, the plot of [A]_t versus t for the reaction A rarr B is linear with a

Show that for the Zero order reaction half line is not independent of initial concentration of reactant.

The rate constant of the reaction A to B is 0.6 x 10^-3 moL^-1s^-1 If the concentration of A is 5 M then concentration of B after 20 minutes is

For a first order reaction, (A) to products, the concentration of Changes from 0.1 M of 0.025 M in 40 min. The rate of reaction wien the concentration of Ais 0.01 M is

The rate constant of a first order reaction is 0.0051"min"^(-1) . If the initial concentration of the reactant is 0.2(M) , find the concentration of the reactant after 2h.

t_(1//2) of a first order reaction is 15 min . Calculate the time for 80% completion of the reaction . If the initial concentration of the reactant is doubled , calculate the time taken for 80% completion of the reaction Give reasons.

2 Cl (g) hArr I_(2) (g) + Cl_(2) (g) , for this reaction K_(c) = 0.14 . If the initial concentration of Icl be 0.78 (M) , then calculate equilibrium concentration of all species in the reaction mixture .

The equilibrium constants at 298 K for a reaction A + B hArr C + D is 100 . If the initial concentration of all the four species were 1 M each , then equilibrium concentration of D ( in mol .L^(-1) ) will be -

PATHFINDER-CHEMICAL KINETICS-QUESTION BANK
  1. The unit of rate of reaction and rate constant are identical for a

    Text Solution

    |

  2. For a zero order reaction, the plot of [A]t versus t for the reaction ...

    Text Solution

    |

  3. For A rarrB (zero order reaction), the t(1/2) is 10 s. find out the co...

    Text Solution

    |

  4. The rate constant for a 1st order reaction is 6.909 min^-1. Therefore ...

    Text Solution

    |

  5. Two substance A and B are present such that [A]=4[B} and half life of ...

    Text Solution

    |

  6. The reaction 2NO(g) + H2(g) = N2O(g) + H2O(g) follows the rate law (dP...

    Text Solution

    |

  7. CH3COOC2H5 + H2O overset(H^+) iff CH3COOH + C2H5OH in an example of .....

    Text Solution

    |

  8. The gas phase decomposition of dimethyl ether follows first order kine...

    Text Solution

    |

  9. Consider the following 1st order competing reactions X overset(k1) rar...

    Text Solution

    |

  10. The rate of reaction is doubled for every 10^0 rise in temperature. Th...

    Text Solution

    |

  11. The rate constant, the activation energy and the arrameter parameter o...

    Text Solution

    |

  12. The rate of particular reaction quadruples when the temperature change...

    Text Solution

    |

  13. For several reactions due to increase in temperature from 300 K to 310...

    Text Solution

    |

  14. The temperature coefficient of a 1st order reaction is 2. Find out rat...

    Text Solution

    |

  15. The rate constant is given by equation k= P.Ze^(-Ea/(RT)). Which facto...

    Text Solution

    |

  16. The activation energy of a reaction is 9 kcal/mole. The increase in th...

    Text Solution

    |

  17. How will be the graph plotted between log k vs 1/T for calculating act...

    Text Solution

    |

  18. The activation energies of two reactions are Ea& E'a respectively, whe...

    Text Solution

    |

  19. For a first order reaction A rarrP, the temperature (T) dependent rate...

    Text Solution

    |

  20. In Group 15 (Nitrogen Family), find out non-metal, metalloid, metal.

    Text Solution

    |