Chemical Properties
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| flammability | a measure of a materials ability to burn in the presence of oxygen at normal temperatures
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| reactivity | a measure of readily a substance combines chemically with other substances
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| temperature change | indicator of a chemical change due to energy being released.
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| chemical change | when a substance reacts and forms two or more new substances
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| color change | indicator of a chemical change
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| gas production | indicator of a chemical change
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| Combustibility | The chemical property of being able to burn at very high temperatures
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| Change in pH | A chemical reaction that indicates if a substance is an acid or base.
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| chemical change | A change that occurs when one or more substances change into entirely new substances with different properties.
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| Oxidation | A chemical change in which a substance combines with oxygen, as when iron oxidizes, forming rust
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| bubbles form | this is an indication that a gas is created - the gas is a new substance
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