Like mother, like son: # 41 - Explaining valence (chemistry valence, not the town)

Thursday, April 28, 2011

# 41 - Explaining valence (chemistry valence, not the town)

2 comments:

Unknown said...: Hai ca m-ati bulversat! Iar are copchilu' par? :)); April 28, 2011 at 11:26 PM
Cristina Oncescu said...: Normal ca... avea cand s-a facut poza. :); April 29, 2011 at 12:00 PM

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