Conversation Between tigerchem and heoconvuive
Showing Visitor Messages 1 to 2 of 2
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ah ma con nua.lam sao xet 1 chat co the chuyen tu trang thai don phan tu sang dai phan tu(polimer hoa) khi chuyen no tu trang thai khi sang trang thai long(ran) vay? thanks trc nha.
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giup dum minh voi! lam sao giai thich su tang dan nhiet do nong chay nhiet do soi cua H2X voi X la nguyen to thuoc nhom VIA vay?