How do the reactant molecules become the molecules found in the products... what happens to them

Explanation:

Molecules of reactants and products undergoes chemical changes when they combine.

The combination leads to the breaking of bonds and rearrangement and this brings about the formation of new products.

answer; /// i do believe the correct answer is (

the "dirty dozen" chemicals banned in an international treaty are formally known as persistent organic pollutants, or pops. the united nations environment program provided this background on what they are and what they can do to humans and wildlife.

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