# Rates of Reactions and Influencing Factors

> This section is reaction rate: the definition, the Δc/Δt calculation, rate from mass / volume / moles per time, and the list of factors that affect rate. It is not collision theory (how those…

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## More in Rate and Extent of Reactions

- [Enthalpy and Exo/Endothermic Reactions](https://www.hlayiso.com/grade-12/physical-sciences/notes/rate-and-extent-of-reactions/enthalpy-and-exoendothermic-reactions) — Previous section
- [Collision Theory and Reaction Mechanisms](https://www.hlayiso.com/grade-12/physical-sciences/notes/rate-and-extent-of-reactions/collision-theory-and-reaction-mechanisms) — Next section
- [All Rate and Extent of Reactions sections](https://www.hlayiso.com/grade-12/physical-sciences/notes/rate-and-extent-of-reactions)

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