A scientist is studying a chemical reaction. She predicts that after the reaction the product will have less chemical potential energy than the reactants had originally. The scientist observes the reaction, and notes that no light or sound is produced. However, other observations support the scientist's prediction that the total chemical potential energy has decreased. DESCRIBE one observation that would support her prediction,????

The scientist observes the reaction, and notes that no light or sound is produced.

One observation that would support the scientist's prediction is a decrease in temperature during the reaction. If the products have lower chemical potential energy than the reactants, it could imply that some energy has been released from the system. This released energy could manifest as heat, causing a decrease in temperature. Therefore, observing a decrease in temperature during the reaction would provide evidence for a reduction in the total chemical potential energy.

One observation that would support the scientist's prediction that the total chemical potential energy has decreased is a decrease in temperature during the reaction.

To understand why a decrease in temperature would support the prediction, we need to consider the relationship between temperature and energy. In any chemical reaction, the reactants possess a certain amount of energy, known as chemical potential energy. If the reaction is exothermic, it releases energy in the form of heat, resulting in an increase in the surroundings' temperature. On the other hand, if the reaction is endothermic, it absorbs energy from the surroundings, leading to a decrease in temperature.

In this case, the scientist predicts that the product will have less chemical potential energy than the reactants, indicating an overall decrease in energy. If she observes a decrease in temperature during the reaction, it would suggest that energy is being absorbed from the surroundings and transferred into the reactants in order for the reaction to proceed. This decrease in temperature aligns with her prediction that the total chemical potential energy has decreased, supporting her hypothesis.

So, an observation of a decrease in temperature during the reaction would be an indication that the chemical potential energy has indeed decreased, providing support for the scientist's prediction.

heat was given off