The effect of increasing temperature on the rate of photochemical reactions in the presence of a particular catalyst can vary depending on the specific reaction and catalyst involved. However, in general, increasing temperature can have the following effects on photochemical reactions:1. Increasing the rate of reaction: Higher temperatures provide more energy to the reacting molecules, which can lead to more frequent and effective collisions between them. This can result in an increased rate of reaction.2. Enhancing the catalyst's activity: Catalysts work by lowering the activation energy of a reaction, making it easier for the reaction to proceed. At higher temperatures, the catalyst may become more active, further lowering the activation energy and increasing the rate of reaction.3. Altering the reaction pathway: In some cases, increasing the temperature can change the reaction pathway, leading to the formation of different products or affecting the overall reaction rate.Comparing the rate of photochemical reactions to non-temperature-dependent reactions under the same conditions can be challenging, as the latter are not significantly affected by temperature changes. Non-temperature-dependent reactions typically have very low activation energies, meaning that they can proceed at a relatively constant rate regardless of temperature fluctuations.In summary, increasing temperature generally leads to an increased rate of photochemical reactions in the presence of a catalyst. This is in contrast to non-temperature-dependent reactions, which maintain a relatively constant rate under the same conditions. However, the specific effects of temperature on a photochemical reaction will depend on the particular reaction and catalyst involved.