physique Flashcards

(4 cards)

1
Q

isotope

A

meme numero atomique Z (protons) different nombre de masse A

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2
Q

3 transformations de nature differents

A

nucleaire,physique,chimique

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3
Q

Le système chimique

A

ensemble d’espèces chimiques qui peuvent éventuellement réagir entre elles.

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4
Q
A
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