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Def - The consistency measured by the quantity of mass per unit volume.

Chem. or Phys. - Physical

Ex - a rock would sink in water due to its higher density.

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Definition: Lose or cause to lose luster, especially as a result of exposure to air or moisture.

Chemical Change

Examples: A silver coin changing color over time.

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Centrifugation separates molecules based on size, shape, density, etc by spinning them really fast.

It's a physical change

some examples are collecting cells and DNA extraction.

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The ability to be dissolved, especially in water.

Physical Change

Ex: Salt or Sodium- usually soluble in water at 20 degrees C.

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A transition from a liquid state to a gas state. (vapor).

Physical Change

Ex: Hair Dryer, Water Cycle, and Sweating

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Definition: The process in which solid particles in a liquid or gas fluid are removed by a filtration system

Physical or Chemical: Physical

Examples: Making tea, Brita Filter,Coffee filter

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Definition: To gradually weaken over time or to be eaten away by a certain chemical or substance.

Chemical change

Ex.) Oxidation as a result of metal being exposed to water or excess wind (as seen in the picture)

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The rate at which heat passes through a specific material.

It's a physical change.

Ex- A metal spoon would get hotter than a wooden spoon would get.

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Flaky coat of iron oxide that's formed by oxidation, especially in moisture.

Chemical change

Ex: Iron and steel objects

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Ductility is the quality of being pliable and flexible. When showing ductility you will use physical changes by stretching or manipulating a certain object without causing harm to the object.

Physical property

changing the shape of the copper metal to make wires. Doing this changes the shape but doesn't change any chemical properties.

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Distillation is the action of purifying a liquid by a process of heating and cooling.

It is a physical property.

Uses are CBD oil, water, gasoline, recycling, etc..

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Def: How a minerals surface reflects light

Physical or Chemical: Physical

Examples and Uses: diamond reflects light; used to help identify materials

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The chemical breakdown a substance by bacteria, yeast,or other microorganisms

Chemical change

Ex: Beer fermentation

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The resistance of a fluid ( liquid or gas ) to change in shape/movement of neighboring portions relative to one another.

physical

examples: molasses and water

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To cause a substance to become incorporated into a liquid so as to form a solution.

Physical

Use: to mix a substance into a liquid, forming a solution

Ex: stirring sugar into water

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Reactivity is the ability of a substance to interact chemically with a second substance.

Reactivity is chemical.

Example: Iron is highly reactive with oxygen.

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The process of burning something

chemical

burning coal or wood, burning a wax candle, burning diesel or petrol to run a car

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Chromatography is the physical separation of gases, liquids, and solids to measure or record the other substances mixed together or 1 sample or component in the mixture.

(physical change) (uses are in forensics and in food regulations examples: taking apart a burger and looking whats on it, another is taking apart multiple drugs mixtures found on scene and determining whats all in it.)

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The quality of something that can be shaped into something else without breaking

Physical

Ex. Gold, Iron, Silver, Lead, Aluminum, and Copper

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the act of making a substance neutral (= not an acid or an alkali): chemical