Geography, 19.02.2021 04:30, heysorryguys

05(PUC-RS) A substância química que está poluindo as águas de rios brasileiros, em função do garimpo de ouro, no seu estado elementar, é um: a) metal de elevado ponto de fusão b) metal do grupo 2 B da Classificação Periódica dos Elementos c) gás do grupo dos halogênios d) metal alcalino-terroso e) elemento representativo.

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05(PUC-RS) A substância química que está poluindo as águas de rios brasileiros, em função do garimpo...