Recent questions tagged general-characteristics

The rate constant for a first order reaction is 2.What will be the concentration of A for reaction .$A\rightarrow B$ if $[A_o]=1M$

asked Dec 13, 2013 by sreemathi.v

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The initial rate for zero order reaction of the gaseous reaction $A(g)\rightarrow 4B(g)$ is $10^{-3}Msec^{-1}$. If the initial concentration of $A$ is $0.01\;M$ after $2\;sec$. Concentration of $B$ should be

asked Dec 13, 2013 by sreemathi.v

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Given a general reaction $5x+2y\rightarrow w+3z$, the instantaneous rate of reaction is :

asked Dec 13, 2013 by sreemathi.v

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Given that the rate of a reaction depends on temperature, concentration, pressure and volume, which of the following is true?

asked Dec 13, 2013 by sreemathi.v

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Select the incorrect statement :

asked Dec 13, 2013 by sreemathi.v

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The rate of reaction between sucrose and water catalyzed by hydrogen ion is followed by measuring the angle of rotation of polarized light passing through the solution. The angle of rotation of polarized light passing through the solution is measured with a polarimeter.

asked Dec 13, 2013 by sreemathi.v

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What is the order of reaction of an artificial radioactive decay

asked Dec 13, 2013 by sreemathi.v

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Given the following reaction and its intermediate steps, calculate the relation between the rate of reaction of the resultant reaction and the rates of reaction of the intermediate steps.

asked Dec 13, 2013 by sreemathi.v

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Gaseous phase decomposition of $N_2O$ is given below :

asked Dec 13, 2013 by sreemathi.v

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Consider the reaction: 2A + B $\rightarrow$ 2C + D. What is the overall rate law given these intermediate steps:

asked Dec 13, 2013 by sreemathi.v

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For a chemical reaction rate constant $K=5.3\times 10^{-4}mol\;L^{-1}S^{-1}$ what will be the order of the reaction?

asked Dec 13, 2013 by sreemathi.v

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Given the following Assertion and Reason, which of the following statements is true?

asked Dec 13, 2013 by sreemathi.v

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Consider the following reaction:$ A + 3 B \rightarrow 2 C + 2 D$. At some point in the reaction $[B]=0.9986\; M$ and $13.20$ minutes later $[B]=0.9746\;M$. Based on this data, what is the average rate of the reaction during this time in $M/s$?

asked Dec 13, 2013 by sreemathi.v

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A reaction was found to be second order with respect [ICl] and first order with respect to $[H_2]$ the overall order of reaction.

asked Dec 13, 2013 by sreemathi.v

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$t_{1/4}$ can be taken as the time taken for the concentration of a reactant to drop to $\large\frac{3}{4}$ of its initial value. If the rate constant for a first order reaction is K, the $t_{1/4}$ can be written as

asked Dec 13, 2013 by sreemathi.v

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In an experiment (reactant $\rightarrow$ product) we observe that if we increase the reactant to twice then time taken in the concentration of reaction to drop to $\large\frac{1}{2}$ of its value is reduced to $\large\frac{1}{4}$ then order is

asked Dec 13, 2013 by sreemathi.v

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A graph between $1/[A]^2$ vs t is plotted below where [A] is conc of [A] at time t and $[A_o]$ is initial conc and K is the rate constant of a $Rx^n$ $nA\rightarrow$ product. What is the half life for the $Rx^n(t_{\large\frac{1}{2}})$

asked Dec 12, 2013 by sreemathi.v

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A graph between $1/[A]^2$ vs t is plotted below where [A] is conc of [A] at time t and $[A_o]$ is initial conc and K is the rate constant of a $Rx^n$ $nA\rightarrow$ product. What is the initial concentration of [A]

asked Dec 12, 2013 by sreemathi.v

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A graph between $1/[A]^2$ vs t is plotted below where [A] is conc of [A] at time t and $[A_o]$ is initial conc and K is the rate constant of a $Rx^n$ $nA\rightarrow$ product.What is the value of rate constant

asked Dec 12, 2013 by sreemathi.v

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A graph between $1/[A]^2$ vs t is plotted below where [A] is conc of [A] at time t and $[A_o]$ is initial conc and k is the rate constant of a $Rx^n$ $nA\rightarrow$ product. What is the order of the $Rx^n$

asked Dec 12, 2013 by sreemathi.v

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For the reaction $aA+bB\rightarrow cC+dD$ the rate of formation of [C] in term of [A] is given by

asked Dec 12, 2013 by sreemathi.v

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