Matter Chapter 3, Mixtures, Elements, and Compound Flashcards

1
Q

Mixture

A

Matter that consists of two or more substances mixed together but not chemically combined. Also the substances that make up a mixture have properties.

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2
Q

Heterogeneous Mixture

A

A mixture that does not appear to be the same throughout. The particles in it are large enough to be seen and saeperated from the others particles

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3
Q

Homogeneous Mixture

A

Is a mixture that appears to be the same throughout.

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4
Q

Colloid

A

It is a homogeneous mixture in which the particles are mixed together but not dissolved. Example: whip cream, clouds

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5
Q

Solution

A

Is the type of homogeneous mixture formed when one substance devolves in another.

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6
Q

Solute

A

The substance in solutions that is dissolved.

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7
Q

Solvent

A

The substance that does the dissolving.

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8
Q

Soluble

A

a substance that dissolves in water.

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9
Q

Insoluble

A

A substance that doesn’t dissolve in water.

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10
Q

Soulbility

A

The amount of a solute that can be dissolved in a solvent at a temperature.

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11
Q

Alloy

A

It is metal solutions like brass is an alloy of copper and zinc.

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12
Q

Pure Substance

A

All particles that make up a substance are one type of material and have definite properties.

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13
Q

Element

A

Elements are the simplest of pure substances.

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14
Q

Atom

A

The smallest particle of an element that has the properties of that element.

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15
Q

Chemical Symbols

A

Are the shorthand way of representing the elements.

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16
Q

Compound

A

Is a pure substance made of more than one element. Two or more is chemically combined.

17
Q

Molecule

A

Two or more atoms that is chemically bounded together.

18
Q

Chemical Formula

A

Combinations of chemical symbols are called chemical formulas.

19
Q

Subscript

A

Small numbers to the lower of a chemical which tells how many atoms of that type.

20
Q

Chemical Equation

A

A chemical equation tells molecules are in a chemical reaction and how many molecules are in a chemical reaction.

21
Q

Coefficient

A

A coefficient is a number added to the left of a molecule in an equation.