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horuse10

Total Videos: 8

test d'alcolémie

Uploaded: June 6, 2009 Views: 132

Stade d'oxydation du manganèse

Uploaded: June 6, 2009 Views: 279

Test des ions métaliques courants

Uploaded: June 6, 2009 Views: 1

Dentifrice d'éléphant partie 1 (préparation)

Uploaded: May 9, 2009 Views: 1,079

Dentifrice d'éléphant partie 2 ( réalisation)

Uploaded: May 9, 2009 Views: 3

test des ions sodium (Na+)

Uploaded: May 6, 2009 Views: 1,247

test du pH jus de choux rouge

Uploaded: May 5, 2009 Views: 1

action de l'acide chlorhydrique sur le fer

Uploaded: May 5, 2009 Views: 3,035

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