Quimica Flashcards

1
Q

Gelo seco

A

CO2 gasoso

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2
Q

Mudança de gasoso para líquido

A

Condensação

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3
Q

Substância puras

A

1 tipo de substância

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4
Q

Substância simples

A

Um tipo de átomo

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5
Q

Alotropia

A

Mesmo elemento formando substâncias diferentes.

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6
Q

Dalton (1808)

A

Átomos diferentes, massas diferentes

Átomos indivisíveis

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7
Q

Thomson

A

Pudim de passas

Átomos com parte positiva e maciça e partículas negativas

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8
Q

Rutherford

A

Folha de ouro

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9
Q

Azeotropica

A

Se comporta como pura no ponto de ebulição

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10
Q

1 cal

A

4,8 JJ

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