HELP PEOPLE HELP…IM RUNNING OUT OF TIME, ILL ALSO MARK YOU BRAINLIEST ;) THANKYOUU

Describe the chemical reaction based on the chemical equation below. also, explain whether the equation is balanced.

An exothermic reaction is conducted in an insulated calorimeter filled with water. the calorimeter is then sealed so that there is no heat exchanged between the contents of the container and the surrounding air. which of the following statements is true about the reaction?

Arollercoaster car at the top of a hill has potential energy kinetic energy chemical energy light energy