what is chemical reaction? what information is conveyed by a chemical formula
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Chemical reactions are usually characterized by a chemical change, and they yield one or more products, which usually have properties different from the reactants.
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A chemical reaction is a chemical change in which matter changes into a new substance.
INFORMATION PROVIDED
Chemical equations after covering the limitations, tell us about :
1. The formulas and symbols of the reactants and products.
2. The physical state of the substance whether it is solid, liquid or gas.
3. Can show the special conditions required for a reaction to take place such as heat, catalyst, etc. and shows direction of reaction.
4. A balanced equation tells us, in what ratio the substance react or are produced.
INFORMATION PROVIDED
Chemical equations after covering the limitations, tell us about :
1. The formulas and symbols of the reactants and products.
2. The physical state of the substance whether it is solid, liquid or gas.
3. Can show the special conditions required for a reaction to take place such as heat, catalyst, etc. and shows direction of reaction.
4. A balanced equation tells us, in what ratio the substance react or are produced.
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