2.2 Vocab Flashcards

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1
Q

Hydrogen Bond

A

Weak attraction between a hydrogen atom and another atom

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2
Q

Cohesion

A

Attraction between molecules of the same substance

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3
Q

Adhesion

A

Force of attraction between different kinds of molecules

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4
Q

Mixture

A

Material composed of two or more elements or compounds that are physically mixed together but not chemically combined

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5
Q

Solution

A

Type of mixture in which all the components are evenly distributed

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6
Q

Solute

A

Substance that is dissolved in a solution

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7
Q

Solvent

A

Dissolving substance in a solution

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8
Q

Suspension

A

Mixture of water and non-dissolved material

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9
Q

pH Scale

A

Scale with values from 0 to 14m used to measure the concentration of H+ ions in a solution; a pH of 0 to 7 is acidic, a pH of 7 is neutral, and a pH of 7 to 14 is basic

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10
Q

Acid

A

A compound that forms hydrogen ions (H+) in solution; a solution with a pH of less than 7

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11
Q

Base

A

A compound that produces hydroxide ions (OH-) in solution; a solution with a pH of more than 7

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12
Q

Buffer

A

A compound that prevents sharp, sudden changes in pH

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