Is a earth worm decomposer consumer or a producer?

What is the study of how matter and energy interact? a. biology b. physics c. planetary science d. chemistry

An atom of lithium (li) and an atom of chlorine (cl) engage in a chemical reaction. which correctly describes the structure of the resulting chemical compound? hint: consider the class of each element. the chemical compound will have a network structure. the chemical compound will have triple bonds. the chemical compound will have a ball-and-stick structure. the chemical compound will have double bonds.

Match the mixture with the substance// i really need on this guys (it’s a pic btw)