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physical science > Chapter 7- Solutions > Flashcards

Chapter 7- Solutions Flashcards

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1
Q

Colloid

A

Mixture with tiny particles with size between those in solutions and the ones in suspensions that are suspended

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2
Q

Emulsion

A

Mixture with two or more immiscible liquids and one liquid is dispersed in other.

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3
Q

Solution

A

Homogeneous mixture of two or more substances uniformly dispersed in a single phase

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4
Q

Solute

A

Substance that dissolves in the solvent

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5
Q

Solvent

A

The substance in which the solute dissolves

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6
Q

Alloy

A

Solid or liquid mixture of two or more metals

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7
Q

Heterogeneous mixture

A

Mixture composed of of dissimilar components

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8
Q

Decanting

A

Pouring a lighter liquid off a heavier liquid

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9
Q

Suspension

A

Mixture where the particles are more or less evenly diffused throughout the liquid

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10
Q

Immiscible

A

Liquids that will not mix

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11
Q

Tyndall effect

A

The scattering of light in a colloid

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12
Q

Polar compound

A

A molecule that has an uneven distribution of electrons

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13
Q

Hydrogen bonding

A

When a hydrogen atom is bonded to a highly electronegative atom of a molecule that is attracted to two unshared electrons form another molecule.

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14
Q

No polar compound

A

Compound whose electrons are equally distributed among the atoms

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15
Q

Solubility

A

The amount of solute that will dissolve in a solvent at certain temperature and pressure

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16
Q

Concentration

A

The amount of a substance in a mixture, solution, or ore

17
Q

Unsaturated solution

A

Solution that contains less solute that a saturated solution does and is able to dissolve additional solute.

18
Q

Saturated solution

A

Solution that can not dissolve any more solute under the conditions

19
Q

Supersaturated solutions

A

Solutions that holds more dissolve solute than is needed to reach equilibrium

20
Q

Molarity

A

Expression of concentration of a solution in moles do dissolved solute per liter of solution

21
Q

Insoluble

A

Substances that do not dissolve

22
Q

Soluble

A

Substances that dissolve easy in water

physical science (9 decks)

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