Science or Social science

Third year / 9th Grade

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A chemical reaction happens when one or more substances change to form new substances. For example, when iron reacts with oxygen and water, it forms rust — this is a chemical reaction. A chemical equation is a way to show a chemical reaction using symbols
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10

October 2025

2025/2026
A chemical reaction is a process in which one or more substances (reactants) change into new substances (products) with different chemical properties. During a chemical reaction, bonds between atoms in the reactants break and new bonds form to create the products. A chemical equation is a symbolic representation of a chemical reaction. It shows the reactants, products, and their relative quantities. For example: 2H₂ + O₂ → 2H₂O This equation means that two molecules of hydrogen react ...
ayansaifi1
$10.99 More Info

Summary

This is chapter of physics... You can use this very detailed information.
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5

June 2024

2023/2024
Provision of very easily understandable language+you will understand everything one you read it throughly...
nishasandal
$8.89 More Info