Everything Flashcards

1
Q

The mass in grams of one mole of representative particles of a substance

A

Molar mass

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2
Q

The basic form

A

Representative particle

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3
Q

Molar concentration

A

Molarity

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4
Q

A problem-solving strategy that follows unit conversions to arrive at an answer

A

Dimensional analysis

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5
Q

Deal with how to move lab measurable valve into and out of moles

A

Mole conversions

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6
Q

Ratios of a substance mass today is volume only depends on type of matter parentheses intensive

A

Density

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7
Q

Number of protons

A

Atomic number

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8
Q

Number of protons plus the number of neutrons

A

Mass number

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9
Q

Adams of the same element with different number of neutrons

A

Isotopes

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10
Q

Small dents positive region in the center of an Adam

A

Nucleus

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11
Q

Area outside the nucleus with probability for finding electrons

A

Electron cloud

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12
Q

Found the neutron

A

Chadwick

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13
Q

Found that electrons have a negative charge and electrons in their charge our era septa bull and charge to mass ratio is large and plum putting a diagram

A

JJ Thomson

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14
Q

Discovered alpha and beta radioactivity, discovered the nucleus, discovered the proton, and theory of an empty nucleus experiment gold voile experiment

A

Rutherford

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15
Q

Oil drop experiment and measure the charge of electrons

A

Millikan

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16
Q

Force where electrons are kept in orbit

A

Electromagnetic force

17
Q

Keeps protons together to form nucleus

A

Strong forces

18
Q

Group 1A

A

Alkali metals

19
Q

Group 2A

A

Alkaline earth metals

20
Q

Group 7A

A

Halogens (salts)

21
Q

Group 8A

A

Noble gases

22
Q

80% of Adams, solid at room temp, good conductors, give up electrons in reactions

A

Metals

23
Q

Properties very but generally are different than metals, usually gain electrons in reactions

A

Nonmetals

24
Q

Both properties of metals and nonmetals depending on conditions

A

Metalloids

25
Q

Have electrons last added to “d” orbitals

A

Transition metals

26
Q

Electrons last added to the F orbital

A

Inter-transition metals

27
Q

Made from ions and are typically metal and nonmetal

A

Ionic compounds

28
Q

The mass of a substance containing the same number of fundamental units (measurement)

A

Mole