A chemical reaction is a process that can lead to a change of state, the outcome of a chemical reaction can ultimately lead to the formation of a new substance.
<h3>Types of Chemical Reactions</h3>
- Synthesis reactions
- Decomposition reactions
- Single-replacement reactions
- Double-replacement reactions
- Combustion reactions.
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Ionic bonds are a metal and a non metal bond and a covalent bond is two no metals banded together.
It should be D, cells are parts, tissue is part and organ is part of a system.
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