Sujeewa wijerathne @[email protected]
237 subscribers - no pronouns :c
31:53
මොනවද මේ යොමුකාරක කියන්නේ?/ortho-para , meta directors/කාබනික රසායනය/organic chemistry
34:01
ලුවිස් ව්යුහ තාම අමාරුද? /Lewis structure is still difficult?/General chemistry- Sujeewa wijerathne
22:42
HBr Additive Machanism / Organic chemistry/ HBr ආකලන යාන්ත්රණය/කාබනික රසායනය - Sujeewa Wijerathne
00:43
Chemistry - Sujeewa Wijerathne
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we make people not to go with us but to pass us .....
-sujeewa wijerathne-
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