Colocamos um ovo cozido na boca de uma garrafa de vidro após termos jogado um algodão em chamas dentro da mesma. Após algum tempo foi possível observar que o ovo foi "sugado" para dentro da garrafa. Por que isso aconteceu? *
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Ответ:
Cu(NO3)2 --> MM187.5558
NiNO3 *COEF2* --> 120.6983