Question

a ______ is the force that holds atoms together in a compound.
synthesis reaction chemical formula chemical bond chemical reaction

Explanation:

A chemical bond is the force that holds atoms together in a compound. A synthesis reaction is a type of chemical reaction where two or more substances combine to form a new compound. A chemical formula is a way to represent a compound using symbols for its elements. A chemical reaction is a process that leads to the transformation of one set of chemical substances to another.

Answer:

chemical bond