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Collisions need to be formed for a reaction to occur. Therefore, heat boosts the reaction rate because heat causes vibrations to occur, meaning the particles are moving at a greater speed, so therefore creating more collisions and consequently resulting in a boost in the reaction rate.
What else can I help you with?
Does the rate constant change with concentration in a chemical reaction?
Yes, the rate constant can change with concentration in a chemical reaction.
When does the change in enthalpy equal heat in a chemical reaction?
The change in enthalpy equals the heat in a chemical reaction when the reaction occurs at constant pressure.
How do you calculate the initial rate of reaction in a chemical reaction?
To calculate the initial rate of reaction in a chemical reaction, you measure the change in concentration of a reactant over a specific time interval at the beginning of the reaction. This change in concentration is then divided by the time interval to determine the initial rate of reaction.
What is the difference between the heat (q) of a reaction and the reaction enthalpy (Hrxn)?
The heat (q) of a reaction is the amount of energy transferred as heat during a chemical reaction, while the reaction enthalpy (Hrxn) is the overall change in heat energy of a reaction at constant pressure. The main difference is that heat (q) is the actual energy transferred, while reaction enthalpy (Hrxn) is a measure of the total heat change in a reaction.
How can one determine the heat of reaction?
The heat of reaction can be determined by measuring the temperature change that occurs during a chemical reaction. This can be done using a calorimeter, which is a device that can measure the heat released or absorbed during a reaction. By monitoring the temperature change and using the specific heat capacity of the substances involved, the heat of reaction can be calculated.
What can change the rate of reaction of enzymes?
Heat can change the rate of reaction
Does adding heat energy affect the rate of reaction in a chemical change?
it depends on what chemicals used
How does heat affect the rate of the reaction?
Increasing the temperature the reaction rate increase.
Does the rate constant change with concentration in a chemical reaction?
Yes, the rate constant can change with concentration in a chemical reaction.
What do enzymes change about a chemical reaction?
The Reaction Rate
How does temperature affects reaction rate?
if the reaction is exothermic (creates heat) then adding heat will cause the reaction to run in the reverse direction if the reaction is endothermic (requires heat) then heat will speed it up
When does the change in enthalpy equal heat in a chemical reaction?
The change in enthalpy equals the heat in a chemical reaction when the reaction occurs at constant pressure.
What is the rate of the reaction?
The rate in which a certain reaction takes place in. The rate of reaction can be changed by:Using catalystsIncreasing the surface areaUsing a larger quantityApllying more heat
What changes the rate of a chemical reaction or allows a chemical reaction to occur?
Heat?
Is an exothermic reaction will produce heat and will be reabsorbed to increase the rate of reaction?
Have you heard of Haber-Bosch process of production of ammonia. This is an example of the question you asked. If we apply the required heat in the beginning of the reaction we do not need to apply it again as its exothermic reversible reaction and will use the heat to continue the reaction. But the rate of reaction is not increased.
Can you change the rate of chemical change?
Heat increases the rate of reaction as heat makes particles vibrate and increases the frequency of collisions between particles. This means that more particles can react in a shorter amount of time.A catalyst also increases the rate of reaction as it provides extra surface area for the reactions to happen on and in some cases, attacks certain bonds to initiate the reaction.If you wanted to decrease the rate of reaction, cooling the vessel would do the trick.
How do you calculate the initial rate of reaction in a chemical reaction?
To calculate the initial rate of reaction in a chemical reaction, you measure the change in concentration of a reactant over a specific time interval at the beginning of the reaction. This change in concentration is then divided by the time interval to determine the initial rate of reaction.
