Which describes the oxidizing agent in a chemical reaction?

The reagent in the chemical reaction which oxidizes other reactants but itself reduces are called oxidizing agent.
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Sugar and water are chemically combined.(a solution is chemically combined while a mixture is mixed together without bonding the molecules)

4- c, because all matter stays the same no matter what. it is still there. 5- b, because matter is known as mass. 6-c because, flammability is a chemical property. malleability is changing the shape of an object.