Basta Flashcards

1
Q
  • The material that makes up all things.
  • Has mass and occupies space
A

Matter

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2
Q

Fixed or definite composition

A

Pure substance

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3
Q

contain 2 or more substances that are physically mixed but not chemically combined

A

Mixtures

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4
Q

Pure substances that contains one type of material

A

Elements

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5
Q

Contains 2 or more elements in a definite ratio

A

Compounds

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6
Q

not chemically combined but the elements are mixed

A

Mixtures

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7
Q
  • composition is uniform throughout
  • different parts of mixture are not visible
A

Homogenous

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8
Q
  • composition varies from one compound to another.
  • different parts of mixtures are visible
A

Heterogeneous

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9
Q
  • Different shape and volume
  • Moves very slowly
A

Solid

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10
Q

Has definite volume but indefinite shape.

  • Particles move slowly and are close together
A

Liquid

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11
Q
  • indifinite volume, Indifinite shape
  • moves rapidly
A

Gasses

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12
Q

o served or measured without changing the identity of the substance

A

Physical properties

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13
Q

change in state, physical shape but no change in identity

A

Physical change

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14
Q

Measures the hotness and coldness

A

Temperature

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15
Q

Used to measure temperature

A

Thermometer

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16
Q

Below normal average temperature

A

Hypothermia

17
Q

Above normal average temperature

A

hyperthermia

18
Q

Coldest temperature possible

A

Absolute zero

19
Q

formula for finding Kelvin (K)

A

C + 273.15

20
Q

Formula for Kelvin (K)

A

C + 273.15

21
Q

Formula for Celsius (C)

A

C = K - 273.15

22
Q

Formula for Farenheit

A

TF= 1.8C+32

23
Q

Reversible process

A

Melting and heating

24
Q

soilid to liquid and vv. conversion

A

80 cal / 1g of H2O

or

334 J/ 1g of H2O