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24-25 Science > Chemical Reactions > Flashcards

Chemical Reactions Flashcards

1
Q

Chemical Reaction

A

Process in which atoms are rearranged to produce new substances

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2
Q

Chemical Equation

A

An expression to show the relationship between reactants and products

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3
Q

Reactants

A

Substances that participate in (start) a chemical reaction

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4
Q

Products

A

Substances that are formed in a chemical reaction

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5
Q

Law of conservation of mass

A

Matter cannot be created or destroyed

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6
Q

Coefficient

A

Number in front or a chemical formula; can change to balance an equation

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7
Q

Endothermic reaction

A

Chemical reaction with an input of energy

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8
Q

Exothermic reaction

A

Chemical reaction with an output of energy

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9
Q
A
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24-25 Science (9 decks)

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