How does increase in concentration affect the rate of a chemical reaction? Chemistry Chemical Kinetics Rate of Reactions 1 Answer Mc'Coob Jan 11, 2016 It increases the rate of chemical reaction. Answer link Related questions How do you calculate rate of reaction? How can rate of reaction be affected? How can rate of reaction be increased? How can temperature affect reaction rate? How can the rate of reaction be calculated from a graph? How do reaction rates give information about mechanisms? What is a reaction rate constant? How do the reaction rates change as the system approaches equilibrium? Why does the rate of reaction increase with concentration? Why do rates of reaction change with pH? See all questions in Rate of Reactions Impact of this question 2105 views around the world You can reuse this answer Creative Commons License