Conservation of Mass and Balancing Equations

Front

The number in front of a compound or element is a

Back

Coefficient

Front

Is this equation balanced?

Back

yes

Front

Is this equation balanced?

Back

no

Front

Law of Conservation of Mass

Back

Mass is never created or destroyed

Front

Evidence of a chemical reaction include: Phase change, No new substance, Bubbles forming, Shape change

Back

Bubbles forming

Front

Anything that has mass & takes up space

Back

matter

Front

Substance that cannot be broken into simpler substances

Back

element

Front

Substance made up of chemically combined elements

Back

compound

Front

Number written below & to the right of a chemical symbol

Back

subscript

Front

Substances that form as the result of a chemical reaction

Back

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