Properties of Matter (3.1) | Changes in Matter | Mixture of Matter | Elements and Compounds |
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What is a solid?
State of matter that has it's own definite shape and volume.
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What is a physical change?
Cutting a sheet of paper and breaking a crystal is an example of this
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What is filtration?
Technique that uses a porous barrier to separate a solid from a liquid
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What is hydrogen and oxygen?
Water is composed of these two elements
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What is a liquid
Form of matter that flows, has constant volume, and takes the shape of it's container
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What is 0 degrees Celcius?
the temperature at which water is in it's solid state
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What is sublimation?
Process during which a solid changes to vapor without melting
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What is Bromine?
this element is number 35 on the periodic table
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What is a gas?
Form of matter that conforms to the shape of it's container
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What is phase change?
The transition of matter from one state to another.
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What is crystallization?
Making rock candy from a sugar solution is an example of this
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What is the periodic table?
Dmitri Mendeleev was the first person to organize the first version of this chart organizing all of the elements
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What is a physical property?
Shape, size, color, and weight are all characteristics of this
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What is the law of conservation of mass?
states that mass is neither created nor destroyed during a chemical reaction
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What
In this separation technique, a mixture is heated until the substance with the lowest boiling point boils to a vapor that can be condensed into a liquid and collected
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What is a compound?
Sodium chloride is an example of two or more elements combined chemically called this
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What is 100 degrees Celsius?
the temperature in which water turns into a gas
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What is a chemical change?
Rusting, exploding, decomposing, oxidizing, and burning are examples of this process
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What is liquid-liquid?
Fresh water from rain mixing with seawater is an example of what solution system
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What is the law of definite proportion?
states that no matter how large or small the sample, a compound is always composed of the same elements in the same proportions by mass
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