Chemistry
Calculate the half life of a first order reaction from their rate constants given below:
04
Jun
Calculate the half life of a first order reaction from their rate constants given below: Calculate the half life of a first order reaction from their rate constants given below: June 4, 2021 Category: Chemistry , NCERT Exemplar Class 12 ,
In a reaction between A and B, the initial rate of reaction was measured for different initial concentration of A and B as given below:
04
Jun
In a reaction between A and B, the initial rate of reaction was measured for different initial concentration of A and B as given below: In a reaction between A and B the initial rate of reaction was measured for different initial concentration of A and B as given below: June 4, 2021 Category: Chemistry [...]
A reaction is first order in A and second order in B i) Write differential rate equation.
04
Jun
A reaction is first order in A and second order in B i) Write differential rate equation. A reaction is first order in A and second order in B i) Write differential rate equation. June 4, 2021 Category: Chemistry , NCERT Exemplar Class 12 ,
In a pseudo first order hydrolysis of ester in water, the following results were obtained. i) Calculate the average rate of reaction between the time interval 30 to 60 seconds. ii) Calculate the pseudo first order rate constant for the hydrolysis of ester.
04
Jun
In a pseudo first order hydrolysis of ester in water, the following results were obtained. i) Calculate the average rate of reaction between the time interval 30 to 60 seconds. ii) Calculate the pseudo first order rate constant for the hydrolysis of ester. In a pseudo first order hydrolysis of ester in water Mention the [...]
What is the effect of temperature on the rate constant of reaction? How can this temperature effect on the rate constant be represented quantitatively?
04
Jun
What is the effect of temperature on the rate constant of reaction? How can this temperature effect on the rate constant be represented quantitatively? What is the effect of temperature on the rate constant of reaction? How can this temperature effect on the rate constant be represented quantitatively? June 4, 2021 Category: Chemistry , NCERT [...]
A reaction is second order with respect to a reactant. How is the rate of reaction affected if the concentration of the reactant is (i) doubled (ii) reduced to half ?
04
Jun
A reaction is second order with respect to a reactant. How is the rate of reaction affected if the concentration of the reactant is (i) doubled (ii) reduced to half ? A reaction is second order with respect to a reactant. How is the rate of reaction affected if the concentration of the reactant is [...]
Mention the factors that affect the rate of a chemical reaction.
04
Jun
Mention the factors that affect the rate of a chemical reaction. Mention the factors that affect the rate of a chemical reaction. June 4, 2021 Category: Chemistry , NCERT Exemplar Class 12 ,
The decomposition of dimethyl ether leads to the formation of CH4, H2 and CO and the reaction rate is given by the expression: rate =k[CH3COOH3]l3/2 The rate of reaction is followed by increase in pressure in a close vessel and the rate can also be expressed in terms of partial pressure of dimethyl ether: rate =k[CH3OCH3]3/2 If the pressure is measured in bar and time in minutes, then what are the units of rate and rate constant?
04
Jun
The decomposition of dimethyl ether leads to the formation of CH4, H2 and CO and the reaction rate is given by the expression: rate =k[CH3COOH3]l3/2 The rate of reaction is followed by increase in pressure in a close vessel and the rate can also be expressed in terms of partial pressure of dimethyl ether: rate [...]
For the reaction : 2A+B→A2B the rate =k[A][B]^2 with k = 2.0×10^−6mol^−2 L^2s^−1. Calculate the initial rate of the reaction when [A]=0.1mol L^−1,[B]=0.2molL^−1. Calculate the rate of reaction after [A] is reduced to 0.06 mol L^−1.
04
Jun
For the reaction : 2A+B→A2B the rate =k[A][B]^2 with k = 2.0×10^−6mol^−2 L^2s^−1. Calculate the initial rate of the reaction when [A]=0.1mol L^−1,[B]=0.2molL^−1. Calculate the rate of reaction after [A] is reduced to 0.06 mol L^−1. [B]=0.2molL^−1. Calculate the rate of reaction after [A] is reduced to 0.06 mol L^−1. For the reaction : 2A+B→A2B [...]
The decomposition of NH3 on platinum surface is zero order reaction. What are the rate of production of N2 and H2 is (k=2.5×10^−4Ms^−1)
04
Jun
The decomposition of NH3 on platinum surface is zero order reaction. What are the rate of production of N2 and H2 is (k=2.5×10^−4Ms^−1) The decomposition of NH3 on platinum surface is zero order reaction. What are the rate of production of N2 and H2 is (k=2.5×10^−4Ms^−1) June 4, 2021 Category: Chemistry , NCERT Exemplar Class [...]