Videos Proust e lavosier

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aitora...@hotmail.com

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Feb 7, 2012, 5:50:40 PM2/7/12
to QUÍMICA EDN10
LAVOSIER
EXPERIMENTO_ http://www.youtube.com/watch?v=ukHCq5jT1W8

LAVOSIER e PROUST-
EXPLICACAO_ http://www.youtube.com/watch?v=ClUHBEbXD-s&feature=related

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