The sources of chemical energy from the available options would be batteries and foods.
What is chemical energy?
Chemical energy is a form of energy derived from the chemical properties of materials.
Most batteries contain chemicals that are able to ionize in solution to produce electric currents in circuits. Chemicals in batteries include sodium chloride, nitric acid, sulfuric acid, etc.
Foods contain chemicals that when hydrolyzed in the body, are able to produce energy to sustain the various processes in the body. The chemicals in foods are mostly carbohydrates.
More on chemical energy can be found here: https://brainly.com/question/1371184
