As the temperature increases, rate of reaction increases because:

number of collisions between the molecules of reactants increases

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concentration of the reactants increases

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activation energy is decreased

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none of the above

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Solution

The correct option is A number of collisions between the molecules of reactants increases
Temperature increases the kinetic energy of the molecule and hence more collision between molecules will takes place as velocity or particles gets increased hence reaction rate will increases.

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Q. When the concentration of the reactants increases, the rate of reaction will.

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As the temperature increases, rate of reaction increases because:

The correct option is A number of collisions between the molecules of reactants increasesTemperature increases the kinetic energy of the molecule and hence more collision between molecules will takes place as velocity or particles gets increased hence reaction rate will increases.

The correct option is A number of collisions between the molecules of reactants increases
Temperature increases the kinetic energy of the molecule and hence more collision between molecules will takes place as velocity or particles gets increased hence reaction rate will increases.