TOTO,
we're not in Kansas anymore...

A server error occured and unexplained things are happening around us.

ivonscouts12

boroboronprotones:5neutrones:6electrones:5¿tiene isotopos?el boro presenta 2 isotopos10 11 b y b propiedades fÍsicas propiedades quÍmicas sir- humhry

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BORO | Presentation by ivonscouts12