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Which change will decrease the number of effective collisions during a chemical reactio?
You don’t provide a selction of alternatives, but practically speaking, lowering the temperature, increasing the volume, and decreasing the pressure will all decrease the number of effective colisions in the gas phase, whiletemperature alone will have the same effec in the liquid phase.
Factors That Affect the Chemical Reaction Rate – In general, a factor that increases the number of collisions between particles will increase the reaction rate and a factor that decreases the number of collisions between particles will decrease the chemical reaction rate.Which change will decrease the number of effective collisions during a chemical reaction? A) adding a catalyst . B) increasing the surface area . C) decreasing the temperature . D) increasing the reactant concentrations . E) increasing the volume of the reactants. Answer Save. 3 Answers.(c) The above two changes result in a higher frequency of effective collision, and consequently a higher rate of reaction. Example: Two sets of experiments are carried out as shown below. Set X: 2 cm of magnesium ribbon is added to 50 cm 3 of 1 mol dm -3 sulphuric acid at room temperature.
Which change will decrease the number of effective – Which change will decrease the number of effective collisions during a chemical reaction? [A] adding a catalyst [B] increasing the surface area [C] decreasing the temperature [D] increasing the reactant concentrations [E] increasing the volume of the reactantsAs the number of effective collisions between reacting particles increases, the rate of reaction increases. In order for a chemical reaction to occur and products to be formed, the elements that make up those products must physically come in contact with each other. The more the constituent particles are colliding, the faster product is forming.An effective collision between reacting particles. As the number of effective collisions between reacting particles increases, the rate of reaction. Both endothermic and exothermic reactions. For a chemical reaction, the difference between the potential energy of the products and the potential energy of the reactants is equal to the. Heat
How does the collision theory affect the rate of reaction – The correct option is this: DECREASING THE TEMPERATURE. During the process of chemical reaction, the reacting molecules typically move about randomly in the reacting vessels colliding with one another and with the wall of the container. The rate of movement of the reacting particles can be reduced by decreasing the temperature of the reaction.Which of the following changes that can be made to a chemical reaction will result in a greater frequency of effective collisions between reactant particles? I. increasing the temperature. II. grinding reactant lumps into a powder. III. increasing the concentration of reactants30. Which of the following would decrease the number of effective collisions/minute during a reaction? a. decreasing reactant concentration b. increasing reactant concentration c. increasing reactant temperature d. no correct response