Aguirre abad -reaccion quimica 5/3 lopez 2010
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From: richard lopez
Added: 16 years ago · 1:32 · 480p
hidroxido de sodio +acido sulfurico +acido clorhidrico + fenosltaleina :)
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Views: 120
From: richard lopez
Added: 16 years ago · 1:32 · 480p
hidroxido de sodio +acido sulfurico +acido clorhidrico + fenosltaleina :)
No comments yet.