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On what factors is the rate constant k dependent?
The rate constant k is dependent on factors such as temperature, concentration of reactants, presence of catalysts, and the nature of the reaction mechanism.
How does temperature affect the rate constant in a chemical reaction?
Temperature affects the rate constant in a chemical reaction by increasing it. As temperature rises, molecules move faster and collide more frequently, leading to a higher likelihood of successful reactions. This relationship is described by the Arrhenius equation, which shows that the rate constant is exponentially dependent on temperature.
Is the rate of a chemical reaction dependent of temperature?
In general, as temperature rises, so does reaction rate. This is because the rate of reaction is dependent on the collision of the reacting molecules or atoms. As temperature rises, molecules or atoms respond with increased motion, increasing the collision rate, thus increasing the reaction rate.
On what does the rate constant depend?
The rate constant depends on factors such as temperature, concentration of reactants, and presence of a catalyst.
Will affect the rate of the constant according to the Arrhenius equation changing which factors?
The rate constant in the Arrhenius equation is impacted by temperature and activation energy. Increasing temperature generally increases the rate constant as molecules have more energy to overcome activation barriers. Similarly, lowering the activation energy required can lead to a higher rate constant.
On what factors is the rate constant k dependent?
The rate constant k is dependent on factors such as temperature, concentration of reactants, presence of catalysts, and the nature of the reaction mechanism.
Why is it necessary to specify the temperature when giving a value for k?
The rate constant, k, varies with temperature, so the temperature at which it has been determined must be given. In general a 10 oC temperature increase will double the rate of a chemical reaction.
How does temperature affect the rate constant in a chemical reaction?
Temperature affects the rate constant in a chemical reaction by increasing it. As temperature rises, molecules move faster and collide more frequently, leading to a higher likelihood of successful reactions. This relationship is described by the Arrhenius equation, which shows that the rate constant is exponentially dependent on temperature.
How do you differentiate between reaction rate and specific rate constant?
The reaction rate is the rate at which the moles of substance change that varies with both temperature and concentration of the reactants. The specific rate constant is a proportionality constant that will vary only with temperature.
Is the rate of a chemical reaction dependent of temperature?
In general, as temperature rises, so does reaction rate. This is because the rate of reaction is dependent on the collision of the reacting molecules or atoms. As temperature rises, molecules or atoms respond with increased motion, increasing the collision rate, thus increasing the reaction rate.
On what does the rate constant depend?
The rate constant depends on factors such as temperature, concentration of reactants, and presence of a catalyst.
If a student does an experiment to determine if the temperature of the air changes the rate at which the grass grows what is the independent and dependent variables in this experiment?
dependent - the rate at which the grass grows independent - the temperature of the air
Why is the wet adiabatic rate not a constant figure?
The wet adiabatic rate is not a constant figure because it varies depending on the amount of moisture in the air. As water vapor condenses or evaporates, it releases or absorbs latent heat, which affects the rate at which temperature changes in a rising or descending air parcel. This makes the wet adiabatic rate dependent on the moisture content of the air.
Specific rate constant?
specific rate constant is an experimentally determined proportionality constant which is different for different reactions and changes only with temperature.
Define a specific rate constant?
The specific rate constant a proportionally determined constant that is usually different for various reactions with changes in temperature.
How are temperature and the Arrhenius theory related?
The reaction rate of a chemical reaction is dependent on temperature.
What is the constant in a experiment on melting rate of ice?
temperature
