Chemical Reactions and the Law of Conservation of Mass (HSC SSCE Chemistry): Flashcards

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Chemical Reactions and the Law of Conservation of Mass
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Chemical reactions

Permanent changes when materials are mixed together

Law of Conservation of Mass

Matter can't be created/destroyed, only transformed

Mass of products vs reactants

Total mass of products = total mass of reactants

What happens to atoms in reactions

Rearranged into new combinations, not created/destroyed

State symbol (s)(s)

Solid

State symbol (g)(g)

Gas

State symbol (aq)(aq)

Aqueous solution (dissolved in water)

Reactants

Starting materials in a chemical reaction

Products

Substances formed in a chemical reaction

Balanced equation requirement

Same number of atoms of each element on both sides

Explore HSC SSCE Chemistry Revision Notes by Topics

Chemical Reactions, Stoichiometry, and the Mole

Solutions

Gas Laws

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Chemical Reactions, Stoichiometry, and the Mole

Solutions

Gas Laws

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Chemical Reactions, Stoichiometry, and the Mole

Solutions

Gas Laws

Explore HSC SSCE Chemistry Exam Questions by Topics

Chemical Reactions, Stoichiometry, and the Mole

Solutions

Gas Laws

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