Question

In a chemical reaction, which aspect of the reactants changes?(1 point) Responses name of each element name of each element total mass total mass arrangement of the atoms arrangement of the atoms nuclei nuclei

Answer 1

In a chemical reaction, the aspect of the reactants that changes is the **arrangement of the atoms**. While the total mass of the reactants remains the same (according to the law of conservation of mass), the way the atoms are bonded and arranged in the products differs from the reactants.