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10 Cards in this Set
- Front
- Back
- 3rd side (hint)
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PHYSICAL CHANGE |
A change that alters the form or appearance of a material but does not make the material into another substance. |
k EXOTHERMIC REACTION |
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CHEMICAL CHANGE |
A change in witch one or more substance combine or break apart to form new substances. |
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REACTANT |
A substance that enters into a chemical reaction. |
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PRODUCT |
A substance formed as a result of a chemical reaction. |
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EXOTHERMIC REACTION |
A reaction that releases energy, useually in the form of heat |
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ENDOTHERMIC REACTION |
A reaction that absorbs energy. |
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CHEMICAL EQUATION |
A short easy way to show a chemical reaction using symbols. |
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MATTER |
Anything that has mass and takes up space. |
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LAW OF CONSERVATION OF MASS |
The principal that the total amount of matter is neither created nor destroyed during any chemical or physical change. |
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COEFFICIENT |
A number in front of a chemical formula in an equation that indicates how many molecules or atoms of each reactant and product are involved in a reaction. |
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