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Science > Chemical Reactions > Flashcards

Chemical Reactions Flashcards

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1
Q

Chemical reaction

A

Proses to rearrange atoms into new substances

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2
Q

Chemical formula

A

Chemical symbols + numbers to represent a substance

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3
Q

Chemical equation

A

To show the relationship between the reactants + produces

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4
Q

Reactants

A

Substance that participates in a chemical reaction

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5
Q

Products

A

Substances formed in a chemical reaction

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6
Q

Law of conservation of mass

A

Mass can not be created or destroyed

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7
Q

Law of conservation of energy

A

Energy can not be created or destroyed

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8
Q

Endothermic reactions

A

Chemical reactions with an input of energy

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9
Q

Exothermic reaction

A

Chemical reactions with an output, release of energy

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