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📚 Glossary Term

Reactant

📖
Definition A starting substance in a chemical reaction.

🧒 In Simple Words

A reactant is a substance you start with in a reaction.

📌 Example

The two powders were reactants before the reaction began.

âœī¸ Use It in a Sentence

"We identified each reactant before looking at the products."

🔗 Related Terms

ProductChemical ChangeConservation of Mass