Which of the following will decrease the number of effective collisions during a
chemical reaction?
A Adding a catalyst
C. Decreasing the temperature.
B. Increasing the surface area.
D. Increasing reactant concentrations.
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Answer is no. A
Why?
Catalyst is a chemical which helps to control the rate of chemical reaction.
For e.g manganese dioxide is used as a catalyst in the production of oxygen
Why?
Catalyst is a chemical which helps to control the rate of chemical reaction.
For e.g manganese dioxide is used as a catalyst in the production of oxygen
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